chore: mask bucket name in s3 docs publishing step (#182)

Actually mask the bucket name in s3 docs publishing logs. This isn't a
secret, so it's not bad. The logs for the one run that did accidentally
print the name have already been deleted.

---
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under the terms of the Apache-2.0 license

Author: mrgrain

.github/workflows/release.yml

@@ -95,7 +95,7 @@ export class S3DocsPublishing extends Component {
             DOCS_STREAM: this.props.docsStream,
           },
           run: [
-            '::add-mask::$BUCKET_NAME', // always hide bucket name
+            'echo ::add-mask::$BUCKET_NAME', // always hide bucket name
 
             // setup paths
             `echo "S3_PATH=$DOCS_STREAM/${safeName}-v$(cat dist/version.txt).zip" >> "$GITHUB_ENV"`,