chore: Bump singer-sdk from 0.44.3 to 0.45.3

Bumps [singer-sdk](https://github.com/meltano/sdk) from 0.44.3 to 0.45.3.
- [Release notes](https://github.com/meltano/sdk/releases)
- [Changelog](https://github.com/meltano/sdk/blob/main/CHANGELOG.md)
- [Commits](meltano/sdk@v0.44.3...v0.45.3)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

poetry.lock

@@ -40,7 +40,7 @@ sqlalchemy = "~=2.0"
 sshtunnel = "0.4.0"
 
 [tool.poetry.dependencies.singer-sdk]
-version = "~=0.44.0"
+version = "~=0.45.3"
 
 [tool.poetry.extras]
 faker = ["faker"]