Avoid job returning an error code so that the user interface does not show an error at top level, annotations remain (#27014)

Author: cdrubin

.github/workflows/semgrep.yml

@@ -63,7 +63,9 @@ jobs:
               --json \
               $list_of_files \
               | jq --raw-output ".results[] | \"::warning file=\(.path),line=\(.start.line),title=\(.check_id)::\(.extra.message)\""
-            exit ${PIPESTATUS[0]}
+            #exit ${PIPESTATUS[0]}
+            # for the moment always return a successful run 
+            exit 0
           else
             echo "No relevant files changed"
           fi