remove typo

keyboard/ergodox_ez/keymaps/default_osx/keymap.c

@@ -1,4 +1,4 @@
-<// Netable differences vs. the default firmware for the ErgoDox EZ:
+// Netable differences vs. the default firmware for the ErgoDox EZ:
 // 1. The Cmd key is now on the right side, making Cmd+Space easier.
 // 2. The media keys work on OSX (But not on Windows).
 #include "ergodox_ez.h"