feat: 升级 generic-names 版本

Author: tianxing0923

package.json

@@ -9,7 +9,7 @@
     "@babel/types": "^7.0.0",
     "ajv": "^6.5.3",
     "ajv-keywords": "^3.2.0",
-    "generic-names": "^3.0.0",
+    "generic-names": "^4.0.0",
     "postcss": "^7.0.2",
     "postcss-modules": "^1.3.2",
     "postcss-modules-extract-imports": "^1.2.0",