Update Node.gitignore

Corrected URL, which linked to the `Should I check my node_modules folder into git?` readup.

Author: iamsebastian

Node.gitignore

@@ -23,5 +23,5 @@ coverage
 build/Release
 
 # Dependency directory
-# https://www.npmjs.org/doc/misc/npm-faq.html#should-i-check-my-node_modules-folder-into-git-
+# https://www.npmjs.org/doc/misc/npm-faq.html#should-i-check-my-node_modules-folder-into-git
 node_modules