Bump vmactions/solaris-vm in the github-actions group (#1740)

Bumps the github-actions group with 1 update: [vmactions/solaris-vm](https://github.com/vmactions/solaris-vm).


Updates `vmactions/solaris-vm` from 1.1.5 to 1.2.3
- [Release notes](https://github.com/vmactions/solaris-vm/releases)
- [Commits](vmactions/solaris-vm@v1.1.5...v1.2.3)

---
updated-dependencies:
- dependency-name: vmactions/solaris-vm
  dependency-version: 1.2.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: github-actions
...

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

Author: dependabot[bot]

.github/workflows/solaris.yml

@@ -34,7 +34,7 @@ jobs:
             submodules: true
 
         - name: Build & test
-          uses: vmactions/solaris-vm@v1.1.5
+          uses: vmactions/solaris-vm@v1.2.3
           with:
             envs: 'CFLAGS_SOLARIS_CC'
             usesh: true