Bump couchbase from 4.3.3 to 4.3.4

Bumps [couchbase](https://github.com/couchbase/couchbase-python-client) from 4.3.3 to 4.3.4.
- [Commits](couchbase/couchbase-python-client@4.3.3...4.3.4)

---
updated-dependencies:
- dependency-name: couchbase
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements.txt

@@ -1,4 +1,4 @@
-couchbase==4.3.3
+couchbase==4.3.4
 fastapi==0.115.5
 httpx==0.27.2
 pydantic==2.10.1