update ai agnet action

Author: kkartunov

.github/workflows/tc_agent.yml

@@ -21,6 +21,4 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Call TC AI Agent
-        uses: topcoder-platform/tc-action-agent@master
-        with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
+        uses: topcoder-platform/tc-action-agent@master