requirements-test: Remove outdated types-* packages

Typing stubs for click and flask are now maintained by upstreams
so remove their outdated typing packages.

requirements-test.txt

@@ -3,9 +3,7 @@ pytest
 pytest-mock
 pytz
 requests-mock
-types-click
 types-deprecated
-types-flask
 types-psycopg2
 types-pytz
 types-pyyaml