chore(deps): update suzuki-shunsuke/pinact-action action to v2

Author: renovate[bot]

.github/workflows/auto-testing.yml

@@ -79,6 +79,6 @@ jobs:
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - name: Run pinact
-        uses: suzuki-shunsuke/pinact-action@1081f5ad49ac904b7d977784f338145150a32112 # v1.4.0
+        uses: suzuki-shunsuke/pinact-action@cf51507d80d4d6522a07348e3d58790290eaf0b6 # v2.0.0
         with:
           skip_push: "true"