chore: update actions/checkout action to v6

Author: renovate[bot]

.github/workflows/ci-build-all-pm.yml

@@ -21,7 +21,7 @@ jobs:
         outputs:
             version: ${{ steps.get_version.outputs.version }}
         steps:
-            - uses: actions/checkout@v5
+            - uses: actions/checkout@v6
             - name: Setup Node.js
               uses: actions/setup-node@v6
               with:

.github/workflows/ci.yml

@@ -11,7 +11,7 @@ jobs:
         name: Verify Files
         runs-on: ubuntu-latest
         steps:
-            - uses: actions/checkout@v5
+            - uses: actions/checkout@v6
             - name: Setup Node.js
               uses: actions/setup-node@v6
               with:
@@ -36,7 +36,7 @@ jobs:
                       node: "lts/*"
         runs-on: ${{ matrix.os }}
         steps:
-            - uses: actions/checkout@v5
+            - uses: actions/checkout@v6
             - uses: actions/setup-node@v6
               with:
                   node-version: ${{ matrix.node }}
@@ -48,7 +48,7 @@ jobs:
         name: Test Types
         runs-on: ubuntu-latest
         steps:
-            - uses: actions/checkout@v5
+            - uses: actions/checkout@v6
             - name: Setup Node.js
               uses: actions/setup-node@v6
               with:
@@ -61,7 +61,7 @@ jobs:
         name: Verify JSR Publish
         runs-on: ubuntu-latest
         steps:
-            - uses: actions/checkout@v5
+            - uses: actions/checkout@v6
             - uses: actions/setup-node@v6
               with:
                   node-version: "lts/*"

.github/workflows/release-please.yml

@@ -17,7 +17,7 @@ jobs:
             - uses: googleapis/release-please-action@v4
               id: release
 
-            - uses: actions/checkout@v5
+            - uses: actions/checkout@v6
               if: ${{ steps.release.outputs.release_created }}
 
             - uses: actions/setup-node@v6

.github/workflows/update-baseline.yml

@@ -8,7 +8,7 @@ jobs:
     update-baseline:
         runs-on: ubuntu-latest
         steps:
-            - uses: actions/checkout@v5
+            - uses: actions/checkout@v6
             - name: Setup Node.js
               uses: actions/setup-node@v6
               with: