Chore: update header info in indent (#8926)

The header of the `indent` rule says "ported from nodeca", but there isn't anything left in the rule that actually came from nodeca, so the line is probably more misleading than useful for people reading the file.

lib/rules/indent.js

@@ -1,7 +1,7 @@
 /**
  * @fileoverview This option sets a specific tab width for your code
  *
- * This rule has been ported and modified from nodeca.
+ * @author Teddy Katz
  * @author Vitaly Puzrin
  * @author Gyandeep Singh
  */