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/seaking.asm

@@ -1,10 +1,10 @@
-; SeakingPokedexEntry: ; 0x1b9690
 	db "GOLDFISH@" ; species name
 	dw 403, 860 ; height, weight
 
 	db   "When autumn comes,"
 	next "the males patrol"
 	next "the area around"
+
 	page "their nests in"
 	next "order to protect"
 	next "their offspring.@"