Bump starlette in /tests_integrations/starlette

Bumps [starlette](https://github.com/encode/starlette) from 0.32.0.post1 to 0.36.2.
- [Release notes](https://github.com/encode/starlette/releases)
- [Changelog](https://github.com/encode/starlette/blob/master/docs/release-notes.md)
- [Commits](encode/starlette@0.32.0.post1...0.36.2)

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

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

tests_integrations/starlette/requirements.txt

@@ -10,5 +10,5 @@ idna==3.4
     # via anyio
 sniffio==1.3.0
     # via anyio
-starlette==0.32.0.post1
+starlette==0.36.2
     # via -r requirements.in