Apply Oscar's fixes

Author: niranjanyardi

.github/workflows/main.yaml

@@ -63,6 +63,7 @@ jobs:
             cobalt/testing/filters
             cobalt/testing/tools
             cobalt/tools
+            tools/binary_size
             docker-compose.yaml
       - name: Remove runtest if exists
         if: github.event_name == 'pull_request'

cobalt/testing/tools/process_size_artifacts.sh

@@ -44,10 +44,7 @@ for artifact_dir in size_artifacts/size_artifacts_*; do
     find_file "run_cobalt_sizes" "$artifact_dir" "RUNNER_PATH" || continue
 
     echo "Running Check binary size for $PLATFORM"
-    chmod +x "$RUNNER_PATH"
-    pushd "$(dirname "$RUNNER_PATH")"
-    python3 "$(basename "$RUNNER_PATH")"
-    popd
+    python3 $RUNNER_PATH
 
     find_file "perf_results.json" "$artifact_dir" "SIZES_PATH" || continue