chore(deps-dev): bump flit-core from 3.9.0 to 3.10.0 in /it/python

Bumps [flit-core](https://github.com/pypa/flit) from 3.9.0 to 3.10.0.
- [Changelog](https://github.com/pypa/flit/blob/main/doc/history.rst)
- [Commits](pypa/flit@3.9.0...3.10.0)

---
updated-dependencies:
- dependency-name: flit-core
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

it/python/requirements-dev.txt

@@ -16,7 +16,7 @@ exceptiongroup==1.1.1 ; python_version < '3.11'
 
 flit==3.9.0
 
-flit-core==3.9.0 ; python_version >= '3.6'
+flit-core==3.10.0 ; python_version >= '3.6'
 
 idna==3.10