[eslint] enable no-underscore-dangle

Author: ljharb

.eslintrc

@@ -30,7 +30,6 @@
         "function-paren-newline": 0,
         "no-plusplus": 1,
         "no-param-reassign": 1,
-        "no-underscore-dangle": 1,
         "no-mixed-operators": 1,
         "no-void": 1,
         "no-continue": 1,

lib/rules/prop-types.js

@@ -91,7 +91,7 @@ module.exports = {
           declaredPropTypes && (
             // Check if this key is declared
             (declaredPropTypes[key] || // If not, check if this type accepts any key
-            declaredPropTypes.__ANY_KEY__)
+            declaredPropTypes.__ANY_KEY__) // eslint-disable-line no-underscore-dangle
           )
         );