fix eslint warning

modules/operations/split.js

@@ -77,13 +77,14 @@ export function operationSplit(context, selectedIDs) {
         return t('operations.split.annotation.' + _geometry, { n: _ways.length });
     };
 
+    
     operation.icon = function() {
         if (_waysAmount === 'multiple') {
             return '#iD-operation-split-multiple';
         } else {
             return '#iD-operation-split';
         }
-    }
+    };
 
 
     operation.id = 'split';