Fix a scheme / target-related bug in the prebuild script.
Fix a scheme / target-related bug in the prebuild script.

tammukul/RapidGame,TukekeSoft/RapidGame,tammukul/RapidGame,NatWeiss/RapidGame,TukekeSoft/RapidGame,tammukul/RapidGame,tammukul/RapidGame,NatWeiss/RapidGame,NatWeiss/RapidGame,TukekeSoft/RapidGame,TukekeSoft/RapidGame,tammukul/RapidGame,TukekeSoft/RapidGame,tammukul/RapidGame,NatWeiss/RapidGame,tammukul/RapidGame,NatWeiss/RapidGame,TukekeSoft/RapidGame,TukekeSoft/RapidGame,TukekeSoft/RapidGame,NatWeiss/RapidGame,NatWeiss/RapidGame,NatWeiss/RapidGame,tammukul/RapidGame