s390/ap: remove unneeded semicolon

Remove a superfluous semicolon after function definition.
Signed-off-by: Chengyang Fan <cy.fan@huawei.com>
Message-Id: <20210125095839.1720265-1-cy.fan@huawei.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>

arch/s390/include/asm/ap.h

@@ -368,7 +368,7 @@ static inline struct ap_queue_status ap_dqap(ap_qid_t qid,
 #if IS_ENABLED(CONFIG_ZCRYPT)
 void ap_bus_cfg_chg(void);
 #else
-static inline void ap_bus_cfg_chg(void){};
+static inline void ap_bus_cfg_chg(void){}
 #endif
 
 #endif /* _ASM_S390_AP_H_ */