Bump pip from 22.0.2 to 22.0.3

Bumps [pip](https://github.com/pypa/pip) from 22.0.2 to 22.0.3.
- [Release notes](https://github.com/pypa/pip/releases)
- [Changelog](https://github.com/pypa/pip/blob/main/NEWS.rst)
- [Commits](pypa/pip@22.0.2...22.0.3)

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

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -19,7 +19,7 @@ grpcio-status==1.43.0
 httplib2==0.20.4
 idna==3.3
 packaging==21.3
-pip==22.0.2
+pip==22.0.3
 proto-plus==1.19.9
 protobuf==3.19.4
 pyasn1==0.4.8