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/magby.asm

@@ -1,10 +1,10 @@
-; MagbyPokedexEntry: ; 0x1d140e
 	db "LIVE COAL@" ; species name
 	dw 204, 470 ; height, weight
 
 	db   "It naturally spits"
 	next "an 1100-degree"
 	next "flame. It is said"
+
 	page "when many appear,"
 	next "it heralds a"
 	next "volcanic eruption.@"