Bump actions/checkout from 3 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/build.yml

@@ -22,7 +22,7 @@ jobs:
             python-version: "3.10"
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           clean: true
       - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
@@ -60,7 +60,7 @@ jobs:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
-       uses: actions/checkout@v3
+       uses: actions/checkout@v4
      - name: Base Setup
        uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
      - name: Check Release
@@ -72,7 +72,7 @@ jobs:
     name: Check Links
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
       - uses: jupyterlab/maintainer-tools/.github/actions/check-links@v1
         with:
@@ -83,7 +83,7 @@ jobs:
     runs-on: macos-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Base Setup
         uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
       - name: Build Docs
@@ -95,7 +95,7 @@ jobs:
 #    timeout-minutes: 20
 #    runs-on: ubuntu-latest
 #    steps:
-#      - uses: actions/checkout@v3
+#      - uses: actions/checkout@v4
 #      - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
 #        with:
 #          python_version: "3.9"
@@ -109,7 +109,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 10
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
       - uses: jupyterlab/maintainer-tools/.github/actions/make-sdist@v1
 

.github/workflows/codeql-analysis.yml

@@ -38,7 +38,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           # We must fetch at least the immediate parents so that if this is
           # a pull request then we can checkout the head.

.github/workflows/prep-release.yml

@@ -26,7 +26,7 @@ jobs:
   prep_release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
       - name: Install Dependencies
         shell: bash