Change the test source location

Change the test source location to support evolving downstream testing
requirements. This is needed both for downstream certification
activities and changes to test development for internal infrastructure
differences.

plan.fmf

@@ -7,7 +7,7 @@ environment:
 
 discover:
     how: fmf
-    url: https://src.fedoraproject.org/tests/python.git
+    url: https://gitlab.com/redhat/centos-stream/tests/python.git
     test:
       - /smoke/venv
       - /selftest/parallel

tests/tests.yml

@@ -13,7 +13,7 @@
     tags:
     - classic
     repositories:
-    - repo: "https://src.fedoraproject.org/tests/python.git"
+    - repo: "https://gitlab.com/redhat/centos-stream/tests/python.git"
       dest: "python"
     pybasever: "3.11"
     tests: