Completing cleanup of no-comment-textnodes rule.

This rule was never released in a non-alpha, non-rc version. It was renamed to `jsx-no-comment-textnodes` in 9ad4c69 (Rename no-comment-textnodes to jsx-no-comment-textnodes) / #689 but the old rule wasn’t removed entirely.

Author: ljharb

index.js

@@ -1,7 +1,6 @@
 'use strict';
 
 var deprecatedRules = {
-  'no-comment-textnodes': require('./lib/rules/no-comment-textnodes'),
   'require-extension': require('./lib/rules/require-extension'),
   'wrap-multilines': require('./lib/rules/wrap-multilines')
 };

lib/rules/no-comment-textnodes.js

@@ -1,5 +1,5 @@
 /**
- * @fileoverview Tests for no-comment-textnodes
+ * @fileoverview Tests for jsx-no-comment-textnodes
  * @author Ben Vinegar
  */
 'use strict';