Typo fix

quantum/template/template.h

@@ -20,7 +20,7 @@
 
 // This a shortcut to help you visually see your layout.
 // The following is an example using the Planck MIT layout
-// The first section contains all of the arguements
+// The first section contains all of the arguments
 // The second converts the arguments into a two-dimensional array
 #define KEYMAP( \
     k00, k01, k02, \