chore: remove pull_request_target test (#13)

Signed-off-by: Rishav Dhar <19497993+rdhar@users.noreply.github.com>

Author: rdhar

.github/workflows/tests.yaml

@@ -5,7 +5,6 @@ on:
   issue_comment:
   merge_group:
   pull_request:
-  pull_request_target:
   push:
   workflow_dispatch: