Github Actions: Bump open-edge-platform/orch-ci/.github/workflows/post-merge.yml

Bumps [open-edge-platform/orch-ci/.github/workflows/post-merge.yml](https://github.com/open-edge-platform/orch-ci) from 2026.0.19 to 2026.1.3.
- [Commits](open-edge-platform/orch-ci@d40dfda...a952281)

---
updated-dependencies:
- dependency-name: open-edge-platform/orch-ci/.github/workflows/post-merge.yml
  dependency-version: 2026.1.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/virtual-integration.yml

@@ -867,7 +867,7 @@ jobs:
       id-token: write
       actions: read
     if: github.event_name == 'push' && ( github.ref == 'refs/heads/main' || github.ref == 'refs/heads/main-pass-validation' )
-    uses: open-edge-platform/orch-ci/.github/workflows/post-merge.yml@d40dfda9598df896aa20cb1dc2c950d6444e8fa7  # 2026.0.19
+    uses: open-edge-platform/orch-ci/.github/workflows/post-merge.yml@a95228137803b756aae327668c115db235802982  # 2026.1.3
     with:
       run_build: false
       run_version_tag: false