Fix name of renamed zip

Signed-off-by: Derek Ho <dxho@amazon.com>

Author: derek-ho

.github/workflows/verify-binary-installation.yml

@@ -39,7 +39,7 @@ jobs:
         uses: derek-ho/setup-opensearch-dashboards@v1
         with:
           plugin_name: anomaly-detection-dashboards-plugin
-          built_plugin_name: anomalyDetectionDashboards
+          built_plugin_name: anomaly-detection-dashboards
           install_zip: true
 
       - name: Start the binary