Bump actions/checkout from 6 to 7

Bumps [actions/checkout](https://github.com/actions/checkout) from 6 to 7.
- [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/v6...v7)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/AppFwkUnitTest.yml

@@ -14,7 +14,7 @@ jobs:
             build_flags: -DCEE_USE_QT6=ON -DCEE_USE_QT5=OFF
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set apt mirror
         # see https://github.com/actions/runner-images/issues/7048

.github/workflows/ResInsightMac.yml

@@ -34,7 +34,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           submodules: true
 

.github/workflows/ResInsightWithCache.yml

@@ -74,7 +74,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           submodules: true
 

.github/workflows/build-rhel8-image.yml

@@ -38,7 +38,7 @@ jobs:
       packages: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           submodules: recursive
 

.github/workflows/bump-dev-version.yml

@@ -9,7 +9,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Bump RESINSIGHT_DEV_VERSION
         id: bump-version

.github/workflows/clang-format.yml

@@ -20,7 +20,7 @@ jobs:
           sudo apt-get update
           sudo apt-get install --option="APT::Acquire::Retries=3" clang-format-19
           clang-format-19 --version
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Check format - ApplicationLibCode
         run: |
           cd ApplicationLibCode

.github/workflows/clang-tidy.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           submodules: true
 

.github/workflows/cmake-format.yml

@@ -9,7 +9,7 @@ jobs:
       - name: Install cmakelang for cmake-format
         run: |
           python3 -m pip install --user cmakelang
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Check format - ApplicationLibCode
         run: |
           ~/.local/bin/cmake-format -c ${{ github.workspace }}/cmake/cmake-format.py -i CMakeLists.txt

.github/workflows/copilot-setup-steps.yml

@@ -30,7 +30,7 @@ jobs:
     # works for both agent and workflow_dispatch runs.
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           submodules: true
 

.github/workflows/python-linting.yml

@@ -6,7 +6,7 @@ jobs:
   lint:
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v6
         with:
           python-version: '3.12'

.github/workflows/spell-check-pr.yml

@@ -15,7 +15,7 @@ jobs:
   spell-check:
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
       

.github/workflows/spell-check.yml

@@ -13,7 +13,7 @@ jobs:
   build:
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       
       - name: Set up Python
         uses: actions/setup-python@v6

.github/workflows/update-submodules.yml

@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           submodules: recursive