Update redshift-connector requirement

Updates the requirements on [redshift-connector](https://github.com/aws/amazon-redshift-python-driver) to permit the latest version.
- [Release notes](https://github.com/aws/amazon-redshift-python-driver/releases)
- [Changelog](https://github.com/aws/amazon-redshift-python-driver/blob/master/CHANGELOG.md)
- [Commits](aws/amazon-redshift-python-driver@v2.0.913...v2.1.2)

---
updated-dependencies:
- dependency-name: redshift-connector
  dependency-type: direct:production
...

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

setup.py

@@ -53,7 +53,7 @@ def _plugin_version() -> str:
         "dbt-postgres>=1.8,<1.10",
         # dbt-redshift depends deeply on this package. it does not follow SemVer, therefore there have been breaking changes in previous patch releases
         # Pin to the patch or minor version, and bump in each new minor version of dbt-redshift.
-        "redshift-connector<2.1.1,>=2.0.913,!=2.0.914",
+        "redshift-connector>=2.0.913,!=2.0.914,<2.1.3",
         # add dbt-core to ensure backwards compatibility of installation, this is not a functional dependency
         "dbt-core>=1.8.0b3",
         # installed via dbt-core but referenced directly; don't pin to avoid version conflicts with dbt-core