Update dev-hato/actions-diff-pr-management action to v2.1.1 (#1352)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/update-dist.yml

@@ -29,7 +29,7 @@ jobs:
           node-version-file: .node-version
       - if: github.event_name != 'pull_request' || github.event.action != 'closed'
         run: bash "${GITHUB_WORKSPACE}/scripts/update_dist/update_dist/build.sh"
-      - uses: dev-hato/actions-diff-pr-management@cea263ca46759ebc8c812b8595be4df129761037 # v2.1.0
+      - uses: dev-hato/actions-diff-pr-management@b3530e809a1948d0187f47a67d4164a47e03d7ec # v2.1.1
         with:
           github-token: ${{secrets.GITHUB_TOKEN}}
           branch-name-prefix: apply-dist

.github/workflows/update-package.yml

@@ -31,7 +31,7 @@ jobs:
           node-version-file: .node-version
       - if: github.event_name != 'pull_request' || github.event.action != 'closed'
         run: bash "${GITHUB_WORKSPACE}/scripts/update_package/update_package/install.sh"
-      - uses: dev-hato/actions-diff-pr-management@cea263ca46759ebc8c812b8595be4df129761037 # v2.1.0
+      - uses: dev-hato/actions-diff-pr-management@b3530e809a1948d0187f47a67d4164a47e03d7ec # v2.1.1
         with:
           github-token: ${{secrets.GITHUB_TOKEN}}
           branch-name-prefix: fix-package

.github/workflows/update-readme.yml

@@ -52,7 +52,7 @@ jobs:
         run: bash "${GITHUB_WORKSPACE}/scripts/update_readme/update_readme/update_readme.sh"
       - if: github.event_name != 'pull_request' || github.event.action != 'closed'
         run: npx prettier --write .
-      - uses: dev-hato/actions-diff-pr-management@cea263ca46759ebc8c812b8595be4df129761037 # v2.1.0
+      - uses: dev-hato/actions-diff-pr-management@b3530e809a1948d0187f47a67d4164a47e03d7ec # v2.1.1
         with:
           github-token: ${{secrets.GITHUB_TOKEN}}
           branch-name-prefix: fix-readme