Update rust/operator-binary/src/crd/database.rs

Co-authored-by: Sebastian Bernauer <sebastian.bernauer@stackable.de>

Author: maltesander

rust/operator-binary/src/crd/database.rs

@@ -39,9 +39,9 @@ impl MetadataDatabaseConnection {
     /// Name of the database as it should be passed using `METADATA_STORAGE_TYPE` ("druid.metadata.storage.type") property.
     pub fn as_metadata_storage_type(&self) -> &str {
         match self {
-            MetadataDatabaseConnection::Postgresql(_) => "postgresql",
-            MetadataDatabaseConnection::Mysql(_) => "mysql",
-            MetadataDatabaseConnection::Derby(_) => "derby",
+            Self::Postgresql(_) => "postgresql",
+            Self::Mysql(_) => "mysql",
+            Self::Derby(_) => "derby",
         }
     }
 }