build(deps): bump actions/checkout from 4 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v4...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/check-dist.yml

@@ -22,7 +22,7 @@ jobs:
     steps:
       - name: Checkout
         id: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v4

.github/workflows/ci.yml

@@ -10,7 +10,7 @@ jobs:
     steps:
       - name: Checkout
         id: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         id: setup-node
@@ -42,7 +42,7 @@ jobs:
     steps:
       - name: Checkout
         id: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Fetch rcodesign
         run: |

.github/workflows/linter.yml

@@ -15,7 +15,7 @@ jobs:
     steps:
       - name: Checkout
         id: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         id: setup-node

package.json

@@ -65,7 +65,7 @@
     "@vercel/ncc": "^0.38.4",
     "babel-preset-jest": "^30.2.0",
     "eslint": "^8.56.0",
-    "eslint-plugin-github": "^6.0.0",
+    "eslint-plugin-github": "^5.0.2",
     "eslint-plugin-jest": "^29.12.1",
     "jest": "^30.2.0",
     "prettier": "^3.5.0"