chore(deps): update asdf-vm/actions action to v4

Author: renovate[bot]

.github/workflows/count-asdf-plugins.yaml

@@ -8,5 +8,5 @@ jobs:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4.1.0
         with:
           persist-credentials: false
-      - uses: asdf-vm/actions/setup@6a442392015fbbdd8b48696d41e0051b2698b2e4 # v2.2.0
+      - uses: asdf-vm/actions/setup@1902764435ca0dd2f3388eea723a4f92a4eb8302 # v4.0.0
       - run: asdf plugin list all | wc -l