Build(deps): Bump streetsidesoftware/cspell-action from 6 to 7 (#41462)

Bumps [streetsidesoftware/cspell-action](https://github.com/streetsidesoftware/cspell-action) from 6 to 7.
- [Release notes](https://github.com/streetsidesoftware/cspell-action/releases)
- [Changelog](https://github.com/streetsidesoftware/cspell-action/blob/main/CHANGELOG.md)
- [Commits](https://github.com/streetsidesoftware/cspell-action/compare/v6...v7)

---
updated-dependencies:
- dependency-name: streetsidesoftware/cspell-action
  dependency-version: '7'
  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/cspell.yml

@@ -28,7 +28,7 @@ jobs:
           persist-credentials: false
 
       - name: Run cspell
-        uses: streetsidesoftware/cspell-action@v6
+        uses: streetsidesoftware/cspell-action@v7
         with:
           config: ".cspell.json"
           files: "**/*.{md,mdx}"