Update rmlmapper to 6.2.1

Makefile

@@ -24,12 +24,12 @@ CAROOT = $(shell pwd)/infra/traefik/certs
 install:
 	@ echo -e "$(BUILD_PRINT)Installing the requirements$(END_BUILD_PRINT)"
 	@ pip install --upgrade pip
-	@ pip install --no-cache-dir -r requirements.txt --constraint "https://raw.githubusercontent.com/apache/airflow/constraints-2.5.1/constraints-no-providers-3.8.txt"
+	@ pip install --no-cache-dir -r requirements.txt --constraint "https://raw.githubusercontent.com/apache/airflow/constraints-2.7.1/constraints-no-providers-3.8.txt"
 
 install-dev:
 	@ echo -e "$(BUILD_PRINT)Installing the dev requirements$(END_BUILD_PRINT)"
 	@ pip install --upgrade pip
-	@ pip install --no-cache-dir -r requirements.dev.txt --constraint "https://raw.githubusercontent.com/apache/airflow/constraints-2.5.1/constraints-no-providers-3.8.txt"
+	@ pip install --no-cache-dir -r requirements.dev.txt --constraint "https://raw.githubusercontent.com/apache/airflow/constraints-2.7.1/constraints-no-providers-3.8.txt"
 
 test: test-unit
 
@@ -213,7 +213,7 @@ stop-metabase:
 init-rml-mapper:
 	@ echo -e "RMLMapper folder initialisation!"
 	@ mkdir -p ./.rmlmapper
-	@ wget -c https://github.com/RMLio/rmlmapper-java/releases/download/v6.1.3/rmlmapper-6.1.3-r367-all.jar -O ./.rmlmapper/rmlmapper.jar
+	@ wget -c https://github.com/RMLio/rmlmapper-java/releases/download/v6.2.1/rmlmapper-6.2.1-r368-all.jar -O ./.rmlmapper/rmlmapper.jar
 
 init-limes:
 	@ echo -e "Limes folder initialisation!"