ci: Remove dependency on requirements.txt for builds

.github/workflows/patch-mariadb-tests.yml

@@ -124,7 +124,7 @@ jobs:
               git fetch --depth 1 upstream $branch_name:$branch_name
 
               git checkout -q -f $branch_name
-              pip install -q -r requirements.txt
+              bench setup requirements --python
               bench --site test_site migrate
           done
 

CODEOWNERS

@@ -12,7 +12,7 @@ data_import*      @netchampfaris
 core/             @surajshetty3416
 database          @gavindsouza
 model             @gavindsouza
-requirements.txt  @gavindsouza
+pyproject.toml    @gavindsouza
 query_builder/    @gavindsouza
 commands/         @gavindsouza
 workspace         @shariquerik