Bump JetBrains/writerside-github-action from 4 to 5

Bumps [JetBrains/writerside-github-action](https://github.com/jetbrains/writerside-github-action) from 4 to 5.
- [Release notes](https://github.com/jetbrains/writerside-github-action/releases)
- [Commits](JetBrains/writerside-github-action@v4...v5)

---
updated-dependencies:
- dependency-name: JetBrains/writerside-github-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build-docs.yml

@@ -29,7 +29,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Build docs using Writerside Docker builder
-        uses: JetBrains/writerside-github-action@v4
+        uses: JetBrains/writerside-github-action@v5
         with:
           instance: ${{ env.INSTANCE }}
           artifact: ${{ env.ARTIFACT }}