chore(deps): bump singer-sdk from 0.39.1 to 0.40.0 (#209)

Bumps [singer-sdk](https://github.com/meltano/sdk) from 0.39.1 to 0.40.0.
- [Release notes](https://github.com/meltano/sdk/releases)
- [Changelog](https://github.com/meltano/sdk/blob/main/CHANGELOG.md)
- [Commits](meltano/sdk@v0.39.1...v0.40.0)

---
updated-dependencies:
- dependency-name: singer-sdk
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pyproject.toml

@@ -15,7 +15,7 @@ packages = [
 
 [tool.poetry.dependencies]
 python = ">=3.8,<4"
-singer-sdk = { version="~=0.39.1" }
+singer-sdk = { version="~=0.40.0" }
 fs-s3fs = { version = "~=1.1.1", optional = true }
 requests = "~=2.32.3"
 cached-property = "~=1" # Remove after Python 3.7 support is dropped
@@ -26,7 +26,7 @@ pendulum = "^3.0.0"
 
 [tool.poetry.group.dev.dependencies]
 pytest = ">=7.4.0"
-singer-sdk = { version="~=0.39.1", extras = ["testing"] }
+singer-sdk = { version="~=0.40.0", extras = ["testing"] }
 
 [tool.poetry.extras]
 s3 = ["fs-s3fs"]