Update taiki-e/install-action digest to 12a06cb

Author: renovate[bot]

.github/actions/lint-toml/action.yml

@@ -5,7 +5,7 @@ runs:
   using: "composite"
   steps:
     - name: Install taplo
-      uses: taiki-e/install-action@6cc14f7f2f4b3129aff07a8b071d2d4f2733465d # v2
+      uses: taiki-e/install-action@12a06cb21bb5f4b6f9dc82f1dc17737960f5365b # v2
       with:
         tool: taplo