Bump s3-actions/s3cmd from 2.1.0 to 3.0.0

Bumps [s3-actions/s3cmd](https://github.com/s3-actions/s3cmd) from 2.1.0 to 3.0.0.
- [Release notes](https://github.com/s3-actions/s3cmd/releases)
- [Commits](s3-actions/s3cmd@v2.1.0...v3.0.0)

---
updated-dependencies:
- dependency-name: s3-actions/s3cmd
  dependency-version: 3.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/main.yml

@@ -33,7 +33,7 @@ jobs:
           name: site
           path: public
       - name: Set up S3cmd cli tool
-        uses: s3-actions/s3cmd@v2.1.0
+        uses: s3-actions/s3cmd@v3.0.0
         with:
             provider: yandex
             region: ru-central1