chore(deps): bump aws-actions/configure-aws-credentials from 4 to 6

Bumps [aws-actions/configure-aws-credentials](https://github.com/aws-actions/configure-aws-credentials) from 4 to 6.
- [Release notes](https://github.com/aws-actions/configure-aws-credentials/releases)
- [Changelog](https://github.com/aws-actions/configure-aws-credentials/blob/main/CHANGELOG.md)
- [Commits](aws-actions/configure-aws-credentials@v4...v6)

---
updated-dependencies:
- dependency-name: aws-actions/configure-aws-credentials
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/docs.yml

@@ -32,7 +32,7 @@ jobs:
         run: npm run docs
       # Only upload docs from the main repo (not forks or dependabot)
       - name: Configure AWS Credentials
-        uses: aws-actions/configure-aws-credentials@v4
+        uses: aws-actions/configure-aws-credentials@v6
         if: >-
           github.repository == 'ably/ably-ai-transport-js' &&
           (github.event_name == 'push' || (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository)) &&

.github/workflows/publish.cdn.yml

@@ -16,7 +16,7 @@ jobs:
         with:
           ref: ${{ github.ref }}
       - name: Configure AWS Credentials
-        uses: aws-actions/configure-aws-credentials@v4
+        uses: aws-actions/configure-aws-credentials@v6
         with:
           aws-region: us-east-1
           role-to-assume: arn:aws:iam::${{ secrets.ABLY_AWS_ACCOUNT_ID_SDK }}:role/prod-ably-sdk-cdn