removing cosign credentials in postmerge

Author: manilk1x

.github/workflows/post-merge.yml

@@ -26,7 +26,7 @@ jobs:
           persist-credentials: false
       - name: "Discover Changed Files"
         id: discover-changed-files
-        uses: open-edge-platform/orch-ci/discover-changed-files@c4b86434962d13f65fd7b16a33e9eecfd5849a64  # 0.1.56
+        uses: open-edge-platform/orch-ci/discover-changed-files@50452868e1a7850e3f76e9247e6b6e436a9980e1  # v0.1.61
         with:
           project_folder: "."
       - name: "Filter Out Unwanted Changed Files"
@@ -60,7 +60,7 @@ jobs:
       statuses: read
     needs: pre-checks
     if: ${{ needs.pre-checks.outputs.filtered_files != '[]' && needs.pre-checks.outputs.filtered_files != '[""]' }}
-    uses: open-edge-platform/orch-ci/.github/workflows/post-merge.yml@c4b86434962d13f65fd7b16a33e9eecfd5849a64  # 0.1.56
+    uses: open-edge-platform/orch-ci/.github/workflows/post-merge.yml@50452868e1a7850e3f76e9247e6b6e436a9980e1  # v0.1.61
     with:
       run_version_check: true
       run_version_tag: true
@@ -80,8 +80,6 @@ jobs:
       run_version_dev: false
     secrets:
       SYS_ORCH_GITHUB: ${{ secrets.SYS_ORCH_GITHUB }}
-      COSIGN_PASSWORD: ${{ secrets.COSIGN_PASSWORD }}
-      COSIGN_PRIVATE_KEY: ${{ secrets.COSIGN_PRIVATE_KEY }}
       NO_AUTH_ECR_PUSH_USERNAME: ${{ secrets.NO_AUTH_ECR_PUSH_USERNAME }}
       NO_AUTH_ECR_PUSH_PASSWD: ${{ secrets.NO_AUTH_ECR_PUSH_PASSWD }}
       MSTEAMS_WEBHOOK: ${{ secrets.TEAMS_WEBHOOK }}