Update rust/operator-binary/src/controller/build/role_group_builder.rs

Co-authored-by: Siegfried Weber <mail@siegfriedweber.net>

Author: adwk67

rust/operator-binary/src/controller/build/role_group_builder.rs

@@ -49,7 +49,7 @@ const LISTENER_VOLUME_NAME: &str = "listener";
 const LISTENER_VOLUME_DIR: &str = "/stackable/listener";
 
 // Path in opensearchproject/opensearch:3.0.0
-const OPENSEARCH_BASE_PATH: &str = "/stackable/opensearch/";
+const OPENSEARCH_BASE_PATH: &str = "/stackable/opensearch";
 
 pub struct RoleGroupBuilder<'a> {
     service_account_name: String,