.github: bump vmactions/netbsd-vm from 1.4.5 to 1.4.6

Bumps [vmactions/netbsd-vm](https://github.com/vmactions/netbsd-vm) from 1.4.5 to 1.4.6.
- [Release notes](https://github.com/vmactions/netbsd-vm/releases)
- [Commits](vmactions/netbsd-vm@e7ac71b...00081e8)

---
updated-dependencies:
- dependency-name: vmactions/netbsd-vm
  dependency-version: 1.4.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/test.yml

@@ -90,7 +90,7 @@ jobs:
       uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
     - name: Build and test on NetBSD ${{ env.NETBSD_RELEASE }}
-      uses: vmactions/netbsd-vm@e7ac71b97abbe8437cec8859a5acf72dfa6a8be0 # v1.4.5
+      uses: vmactions/netbsd-vm@00081e82b14bc40114eb97f32b4455306828516b # v1.4.6
       with:
         release: ${{ env.NETBSD_RELEASE }}
         envs: 'GO_VERSION'