Bump streetsidesoftware/cspell-action from 6 to 7 (#6205)

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](streetsidesoftware/cspell-action@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] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/splunk-ta-otel.yml

@@ -228,7 +228,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           sparse-checkout: packaging/technical-addon/
-      - uses: streetsidesoftware/cspell-action@v6
+      - uses: streetsidesoftware/cspell-action@v7
         with:
           config: ${{github.workspace}}/packaging/technical-addon/packaging-scripts/cspell/cspell.json
           root: ${{github.workspace}}/packaging/technical-addon/Splunk_TA_otel