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](actions/checkout@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] <[email protected]>

Author: dependabot[bot]

.github/workflows/beta-tests.yml

@@ -16,7 +16,7 @@ jobs:
         node: ['18', '20']
     name: integration-tests (Node.js ${{ matrix.node }})
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:
@@ -33,7 +33,7 @@ jobs:
         node: ['18', '20']
     name: playground-build (Node.js ${{ matrix.node }})
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:
@@ -47,7 +47,7 @@ jobs:
     runs-on: ubuntu-latest
     name: style-check
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:

.github/workflows/cypress.yml

@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:

.github/workflows/pre-release-tests.yml

@@ -16,7 +16,7 @@ jobs:
         node: ['18', '20']
     name: integration-tests (Node.js ${{ matrix.node }})
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:
@@ -33,7 +33,7 @@ jobs:
         node: ['18', '20']
     name: playground-build (Node.js ${{ matrix.node }})
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:
@@ -47,7 +47,7 @@ jobs:
     runs-on: ubuntu-latest
     name: style-check
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:

.github/workflows/publish.yml

@@ -7,7 +7,7 @@ jobs:
   publish-npm:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v6
         with:
           node-version: 20

.github/workflows/tests.yml

@@ -20,7 +20,7 @@ jobs:
         node: ['18', '20']
     name: integration-tests (Node.js ${{ matrix.node }})
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:
@@ -42,7 +42,7 @@ jobs:
         node: ['18', '20']
     name: playground-build (Node.js ${{ matrix.node }})
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:
@@ -67,7 +67,7 @@ jobs:
     runs-on: ubuntu-latest
     name: style-check
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with: