Update .stylelintrc.json (#1631)

.stylelintrc.json

@@ -2,7 +2,14 @@
   "extends": [
     "stylelint-config-twbs-bootstrap"
   ],
-  "rules": {
-    "scss/selector-no-union-class-name": true
-  }
+  "reportInvalidScopeDisables": true,
+  "reportNeedlessDisables": true,
+  "overrides": [
+    {
+      "files": "**/*.scss",
+      "rules": {
+        "scss/selector-no-union-class-name": true
+      }
+    }
+  ]
 }