Bump uwsgi from 2.0.19.1 to 2.0.22 in /docs/examples/fork-process-model/flask-gunicorn (#3414)

Author: dependabot[bot]

docs/examples/fork-process-model/flask-gunicorn/requirements.txt

@@ -15,6 +15,6 @@ opentelemetry-sdk==0.18b0
 protobuf==3.18.3
 six==1.15.0
 thrift==0.13.0
-uWSGI==2.0.19.1
+uWSGI==2.0.22
 Werkzeug==2.2.3
 wrapt==1.12.1