do not filter paths in pull_request workflow for tests

.github/workflows/run-tests.yml

@@ -18,15 +18,8 @@ on:
     branches:
       - master
       - release-**
-    paths:
-    - 'src/**'
-    - 'external/**'
-    - 'python/**'
-    - 'tests/**'
-    - 'CMakeLists.txt'
-    - '.github/workflows/run-tests.yml'
-    - '.docker/**'
-    - '.ci/**'
+    # paths cannot be filtered on this workflow on pull request as it is a required one in the branch protection
+    # feature request and hacks: https://github.community/t/feature-request-conditional-required-checks/16761
 
 jobs:
   build: