Add tests to always be executed in selective testing

Author: rbro112

.github/workflows/scripts/selective-testing/compute-selected-tests.py

@@ -35,6 +35,11 @@
     ".github/CODEOWNERS": ["tests/sentry/api/test_api_owners.py"],
 }
 
+# Tests that should always be run, even if no files are changed.
+TESTS_TO_ALWAYS_RUN: set[str] = {
+    "tests/sentry/taskworker/test_config.py",
+}
+
 
 def _matches_trigger(file_path: str, trigger: str | re.Pattern[str]) -> bool:
     if isinstance(trigger, re.Pattern):
@@ -164,6 +169,9 @@ def main() -> int:
             print(f"Including {len(existing_changed_test_files)} directly changed test files")
             affected_test_files.update(existing_changed_test_files)
 
+        # Include tests that should always be run
+        affected_test_files.update(TESTS_TO_ALWAYS_RUN)
+
     # Filter out any test files found via coverage lookup that no longer exist
     # (e.g. a deleted test file that covered the same source as another changed file).
     existing_files = {f for f in affected_test_files if Path(f).exists()}