Bump actions/github-script from 4 to 6 (#1952)

Bumps [actions/github-script](https://github.com/actions/github-script) from 4 to 6.
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](https://github.com/actions/github-script/compare/v4...v6)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/dev.yml

@@ -40,7 +40,7 @@ jobs:
           build=$(cat ${GITHUB_WORKSPACE}/buildroot-external/meta | grep VERSION_BUILD | cut -d'=' -f2)
           echo "::set-output name=version_main::${major}.${build}"
       - name: Create build matrix
-        uses: actions/github-script@v4
+        uses: actions/github-script@v6
         id: generate_matrix
         with:
           script: |
@@ -69,7 +69,7 @@ jobs:
 
     steps:
       - name: Define git reference
-        uses: actions/github-script@v4
+        uses: actions/github-script@v6
         id: generate_gitref
         with:
           script: |

.github/workflows/release.yml

@@ -36,7 +36,7 @@ jobs:
           fi
           echo "::set-output name=version_dev::${tag_dev}"
       - name: Create build matrix
-        uses: actions/github-script@v4
+        uses: actions/github-script@v6
         id: generate_matrix
         with:
           script: |