[INFRA] gha - Bump mikefarah/yq from 4.30.5 to 4.30.6

Bumps [mikefarah/yq](https://github.com/mikefarah/yq) from 4.30.5 to 4.30.6.
- [Release notes](https://github.com/mikefarah/yq/releases)
- [Changelog](https://github.com/mikefarah/yq/blob/master/release_notes.txt)
- [Commits](mikefarah/yq@v4.30.5...v4.30.6)

---
updated-dependencies:
- dependency-name: mikefarah/yq
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/update_bpmn_visualization_version.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v3
       - name: Get old bpmn-visualization version
         id: lookupOldBPMNVisuVersion
-        uses: mikefarah/yq@v4.30.5
+        uses: mikefarah/yq@v4.30.6
         with:
           cmd: yq '.dependencies[] | select(.name == "bpmn-visualization") | .version' inst/htmlwidgets/bpmnVisualization.yaml
       - run: echo "OLD_VERSION=${{ steps.lookupOldBPMNVisuVersion.outputs.result }}" >> $GITHUB_ENV