Replace "Unreferenced" labels with "; unreferenced" comments

maps/BattleTower1F.asm

@@ -154,7 +154,7 @@ Script_BattleTowerHopeToServeYouAgain:
 	closetext
 	end
 
-UnreferencedScript_0x9e4b6:
+Script_MobileError2: ; unreferenced
 	special BattleTowerMobileError
 	closetext
 	end
@@ -164,7 +164,7 @@ Script_WaitButton:
 	closetext
 	end
 
-UnreferencedScript_0x9e4be:
+Script_ChooseChallenge2: ; unreferenced
 	writetext Text_SaveBeforeEnteringBattleRoom
 	yesorno
 	iffalse Script_Menu_ChallengeExplanationCancel
@@ -183,7 +183,7 @@ UnreferencedScript_0x9e4be:
 	closetext
 	end
 
-UnreferencedScript_0x9e4ea:
+Script_StartChallenge: ; unreferenced
 	setval BATTLETOWERACTION_LEVEL_CHECK
 	special BattleTowerAction
 	ifnotequal $0, Script_AMonLevelExceeds
@@ -196,11 +196,11 @@ UnreferencedScript_0x9e4ea:
 	special BattleTowerAction
 	ifequal $0, .zero
 	writetext Text_CantBeRegistered_PreviousRecordDeleted
-	sjump continue
+	sjump .continue
 
 .zero
 	writetext Text_CantBeRegistered
-continue:
+.continue
 	yesorno
 	iffalse Script_Menu_ChallengeExplanationCancel
 	writetext Text_SaveBeforeReentry
@@ -218,7 +218,7 @@ continue:
 	waitbutton
 	sjump Script_ResumeBattleTowerChallenge
 
-UnreferencedScript_0x9e53b:
+Script_ReachedBattleLimit: ; unreferenced
 	writetext Text_FiveDayBattleLimit_Mobile
 	waitbutton
 	sjump Script_BattleTowerHopeToServeYouAgain