chore(deps): bump actions/checkout from 2 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...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/alice_async_comms.yml

@@ -16,7 +16,7 @@ jobs:
     name: Create Async Comms Posts in Relevant Locations
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Post engineering log entry
         env:
           GITHUB_TOKEN: ${{ github.token }}

.github/workflows/build_images_containers.yml

@@ -63,7 +63,7 @@ jobs:
       max-parallel: 40
       matrix: ${{ fromJSON(inputs.manifests) }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           repository: '${{ github.repository }}'
           ref: '${{ matrix.commit }}'

.github/workflows/dffml_build_images_containers.yml

@@ -32,7 +32,7 @@ jobs:
       length: ${{ steps.create-manifest-instance.outputs.length }}
       manifest: ${{ steps.create-manifest-instance.outputs.github_actions_manifest }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Build manifest from changed dockerfiles
         uses: "./.github/actions/create_manifest_instance_build_images_containers"
         id: create-manifest-instance

.github/workflows/pin_downstream.yml

@@ -29,7 +29,7 @@ jobs:
         uses: actions/setup-python@v4
         with:
           python-version: "3.11"
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Build manifest from plugins.json from pull request
         id: create-manifest-instance
         env:

.github/workflows/rfc.yml

@@ -14,7 +14,7 @@ jobs:
         python-version: [3.7]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Checkout full upstream repo
       run: |
         git remote set-url origin https://github.com/intel/dffml

.github/workflows/testing.yml

@@ -20,7 +20,7 @@ jobs:
         python-version:
         - "3.12"
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v2
       with:
@@ -203,7 +203,7 @@ jobs:
         node-version: [12.x]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Checkout full upstream repo
       run: |
         git remote set-url origin https://github.com/intel/dffml
@@ -243,7 +243,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Install dependencies
       run: |
         set -x
@@ -285,7 +285,7 @@ jobs:
         - "3.12"
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Checkout full upstream repo
       run: |
         git remote set-url origin https://github.com/intel/dffml
@@ -401,7 +401,7 @@ jobs:
         - docs/tutorials/sources/file.rst
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Checkout full upstream repo
       run: |
         git remote set-url origin https://github.com/intel/dffml
@@ -446,7 +446,7 @@ jobs:
       matrix:
         python-version: [3.7]
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Checkout full upstream repo
       run: |
         git remote set-url origin https://github.com/intel/dffml