Bump benc-uk/workflow-dispatch from 1.2.2 to 1.2.3 (#2282)

Bumps [benc-uk/workflow-dispatch](https://github.com/benc-uk/workflow-dispatch) from 1.2.2 to 1.2.3.
- [Release notes](https://github.com/benc-uk/workflow-dispatch/releases)
- [Commits](benc-uk/workflow-dispatch@v1.2.2...v1.2.3)

---
updated-dependencies:
- dependency-name: benc-uk/workflow-dispatch
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/testing-scheduled.yml

@@ -10,7 +10,7 @@ jobs:
     permissions:
       actions: write
     steps:
-      - uses: benc-uk/workflow-dispatch@v1.2.2
+      - uses: benc-uk/workflow-dispatch@v1.2.3
         with:
           workflow: testing-stable.yml
           ref: stable
@@ -20,7 +20,7 @@ jobs:
     permissions:
       actions: write
     steps:
-      - uses: benc-uk/workflow-dispatch@v1.2.2
+      - uses: benc-uk/workflow-dispatch@v1.2.3
         with:
           workflow: testing-develop.yml
           ref: develop

.github/workflows/testing.yml

@@ -47,7 +47,7 @@ jobs:
       # scheduled tests should just check that new dependency versions do not break the
       # tests, but should not update the image.
       if: ${{ (github.ref_name == 'stable' || github.ref_name == 'develop') && github.event_name == 'push' && env.triggerdockerbuild == 'yes' && matrix.order == 'normal' }}
-      uses: benc-uk/workflow-dispatch@v1.2.2
+      uses: benc-uk/workflow-dispatch@v1.2.3
       with:
         workflow: Update Image testing-${{ inputs.image_suffix }}
         repo: Open-MSS/dockertesting