ci: github: bump the actions-deps group with 3 updates

Bumps the actions-deps group with 3 updates: [actions/checkout](https://github.com/actions/checkout), [actions/upload-artifact](https://github.com/actions/upload-artifact) and [actions/cache](https://github.com/actions/cache).


Updates `actions/checkout` from 4 to 7
- [Commits](actions/checkout@v4...v7)

Updates `actions/upload-artifact` from 4 to 7
- [Commits](actions/upload-artifact@v4...v7)

Updates `actions/cache` from 4 to 6
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v4...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-deps
- dependency-name: actions/upload-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-deps
- dependency-name: actions/cache
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-deps
...

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

Author: dependabot[bot]

.github/workflows/build-using-docker.yml

@@ -11,7 +11,7 @@ jobs:
       IMAGE_TAG: ${{ steps.set-output.outputs.IMAGE_TAG }}
     steps:
       - name: Checkout repository with example application
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
         with:
           path: example-application
 
@@ -36,7 +36,7 @@ jobs:
         shell: bash
     steps:
       - name: Checkout repository with example application
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
         with:
           path: example-application
 
@@ -51,7 +51,7 @@ jobs:
           west twister -T app -v --inline-logs --integration
 
       - name: Store hex files
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: built-applications
           path: example-application/twister-out/**/zephyr/zephyr.hex

.github/workflows/build-using-toolchain-bundle.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout repository with example application
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
         with:
           path: example-application
 
@@ -31,7 +31,7 @@ jobs:
 
       - name: Restore toolchain bundle from cache
         id: restore-cached-tb
-        uses: actions/cache/restore@v4
+        uses: actions/cache/restore@v6
         with:
           path: ${{steps.set-tb-id.outputs.TOOLCHAIN_BUNDLE_NAME}}
           key: ${{steps.set-tb-id.outputs.TOOLCHAIN_BUNDLE_NAME}}
@@ -42,7 +42,7 @@ jobs:
 
       - name: Save toolchain bundle to cache
         if: steps.restore-cached-tb.outputs.cache-hit != 'true'
-        uses: actions/cache/save@v4
+        uses: actions/cache/save@v6
         with:
           path: ${{steps.set-tb-id.outputs.TOOLCHAIN_BUNDLE_NAME}}
           key: ${{steps.set-tb-id.outputs.TOOLCHAIN_BUNDLE_NAME}}
@@ -55,7 +55,7 @@ jobs:
           ./nrfutil toolchain-manager launch --chdir example-application -- west twister -T app -v --inline-logs --integration
 
       - name: Store hex files
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: built-applications
           path: example-application/twister-out/**/zephyr/zephyr.hex