github-actions: bump vmactions/freebsd-vm from 1.4.6 to 1.5.0

Bumps [vmactions/freebsd-vm](https://github.com/vmactions/freebsd-vm) from 1.4.6 to 1.5.0.
- [Release notes](https://github.com/vmactions/freebsd-vm/releases)
- [Commits](a6de9343ef...5a72679103)

---
updated-dependencies:
- dependency-name: vmactions/freebsd-vm
  dependency-version: 1.5.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/builds.yml

@@ -3391,7 +3391,7 @@ jobs:
         with:
           name: prep
           path: prep
-      - uses: vmactions/freebsd-vm@a6de9343ef5747433d9c25784c90e84998b9d69a
+      - uses: vmactions/freebsd-vm@5a72679103d223925653750faa878a143340fbd0
         with:
           release: "15.0"
           arch: x86_64