Bump fastapi in /examples/fastapi-postgres-with-serverless (#78)

Bumps [fastapi](https://github.com/tiangolo/fastapi) from 0.95.0 to 0.109.1.
- [Release notes](https://github.com/tiangolo/fastapi/releases)
- [Commits](fastapi/fastapi@0.95.0...0.109.1)

---
updated-dependencies:
- dependency-name: fastapi
  dependency-type: direct:production
...

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

examples/fastapi-postgres-with-serverless/requirements.txt

@@ -1,6 +1,6 @@
 anyio==3.6.2
 click==8.1.3
-fastapi==0.95.0
+fastapi==0.109.1
 h11==0.14.0
 idna==3.4
 mangum==0.17.0