Clean up comments

Base data: types uniquely lacked a comment; items on one line; distinguish unknowns
Dex entries: don't imply that pointers don't exist

data/pokemon/dex_entries/granbull.asm

@@ -1,10 +1,10 @@
-; GranbullPokedexEntry: ; 0x1d074a
 	db "FAIRY@" ; species name
 	dw 407, 1070 ; height, weight
 
 	db   "It can make most"
 	next "any #MON run"
 	next "away simply by"
+
 	page "opening its mouth"
 	next "wide to reveal its"
 	next "big fangs.@"