Bump the build-dependencies group with 6 updates

Bumps the build-dependencies group with 6 updates:

| Package | From | To |
| --- | --- | --- |
| [org.testcontainers:testcontainers-bom](https://github.com/testcontainers/testcontainers-java) | `1.20.3` | `1.20.4` |
| org.apache.logging.log4j:log4j-core | `2.24.1` | `2.24.2` |
| org.apache.logging.log4j:log4j-api | `2.24.1` | `2.24.2` |
| org.apache.logging.log4j:log4j-slf4j-impl | `2.24.1` | `2.24.2` |
| [org.mariadb.jdbc:mariadb-java-client](https://github.com/mariadb-corporation/mariadb-connector-j) | `3.5.0` | `3.5.1` |
| com.ibm.db2:jcc | `11.5.9.0` | `12.1.0.0` |

Updates `org.testcontainers:testcontainers-bom` from 1.20.3 to 1.20.4
- [Release notes](https://github.com/testcontainers/testcontainers-java/releases)
- [Changelog](https://github.com/testcontainers/testcontainers-java/blob/main/CHANGELOG.md)
- [Commits](testcontainers/testcontainers-java@1.20.3...1.20.4)

Updates `org.apache.logging.log4j:log4j-core` from 2.24.1 to 2.24.2

Updates `org.apache.logging.log4j:log4j-api` from 2.24.1 to 2.24.2

Updates `org.apache.logging.log4j:log4j-slf4j-impl` from 2.24.1 to 2.24.2

Updates `org.apache.logging.log4j:log4j-api` from 2.24.1 to 2.24.2

Updates `org.apache.logging.log4j:log4j-slf4j-impl` from 2.24.1 to 2.24.2

Updates `org.mariadb.jdbc:mariadb-java-client` from 3.5.0 to 3.5.1
- [Release notes](https://github.com/mariadb-corporation/mariadb-connector-j/releases)
- [Changelog](https://github.com/mariadb-corporation/mariadb-connector-j/blob/master/CHANGELOG.md)
- [Commits](mariadb-corporation/mariadb-connector-j@3.5.0...3.5.1)

Updates `com.ibm.db2:jcc` from 11.5.9.0 to 12.1.0.0

---
updated-dependencies:
- dependency-name: org.testcontainers:testcontainers-bom
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: build-dependencies
- dependency-name: org.apache.logging.log4j:log4j-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: build-dependencies
- dependency-name: org.apache.logging.log4j:log4j-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: build-dependencies
- dependency-name: org.apache.logging.log4j:log4j-slf4j-impl
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: build-dependencies
- dependency-name: org.apache.logging.log4j:log4j-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: build-dependencies
- dependency-name: org.apache.logging.log4j:log4j-slf4j-impl
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: build-dependencies
- dependency-name: org.mariadb.jdbc:mariadb-java-client
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: build-dependencies
- dependency-name: com.ibm.db2:jcc
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: build-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

build/parents/build/pom.xml

@@ -127,13 +127,13 @@
         <!-- Test dependencies -->
 
         <!-- >>> Common -->
-        <version.log4j>2.24.1</version.log4j>
+        <version.log4j>2.24.2</version.log4j>
         <version.junit>4.13.2</version.junit>
         <version.junit-jupiter>5.11.3</version.junit-jupiter>
         <version.junit-platform-suite-engine>1.10.0</version.junit-platform-suite-engine>
         <version.org.osgi.core>6.0.0</version.org.osgi.core>
         <!-- Make sure to update Ryuk container version in `ryuk.Dockerfile` whenever updating testcontainers to align it with the lib. -->
-        <version.testcontainers>1.20.3</version.testcontainers>
+        <version.testcontainers>1.20.4</version.testcontainers>
 
         <version.org.hamcrest>3.0</version.org.hamcrest>
         <version.org.mockito>5.14.2</version.org.mockito>
@@ -163,9 +163,9 @@
              See https://db.apache.org/derby/derby_downloads.html -->
         <version.org.apache.derby>10.15.2.0</version.org.apache.derby>
         <version.org.postgresql>42.7.4</version.org.postgresql>
-        <version.org.mariadb.jdbc>3.5.0</version.org.mariadb.jdbc>
+        <version.org.mariadb.jdbc>3.5.1</version.org.mariadb.jdbc>
         <version.mysql.mysql-connector-j>9.1.0</version.mysql.mysql-connector-j>
-        <version.com.ibm.db2.jcc>11.5.9.0</version.com.ibm.db2.jcc>
+        <version.com.ibm.db2.jcc>12.1.0.0</version.com.ibm.db2.jcc>
         <version.com.oracle.database.jdbc>23.6.0.24.10</version.com.oracle.database.jdbc>
         <version.com.microsoft.sqlserver.mssql-jdbc>12.2.0.jre11</version.com.microsoft.sqlserver.mssql-jdbc>
 
@@ -181,6 +181,10 @@
 
         <!-- >>> Spring integration tests -->
         <!-- When updating Spring Boot check if it supports JDK23 and enable testing with it if so (see testWithJdk23 profile). -->
+        <!--
+            See https://github.com/atomikos/transactions-essentials/issues/234.
+            Atomikos has to be fixed/updated before we can bump the Spring Boot version.
+        -->
         <version.org.springframework.boot>3.3.0</version.org.springframework.boot>
         <!-- Spring Boot 3 Atomikos starter and related libs version: -->
         <version.com.atomikos>6.0.0</version.com.atomikos>