Sentinel test: minor fixes to --pause-on-error.
Sentinel test: minor fixes to --pause-on-error.

ramonsnir/redis,ramonsnir/redis,ksarch-saas/redis,HunanTV/redis,slfs007/mk-redis,maodeyi/redis_lua,darksideofthemoo/redis-histogram,Hailei/redis,splitice/redis,Hailei/redis,MSOpenTech/redis,jxwr/redis,xuzhezhaozhao/redis_reading,himoca/redis,louisliangjun/redis,ttuna/msot-redis,maodeyi/redis_lua,darksideofthemoo/redis-histogram,xuzhezhaozhao/redis_reading,jxwr/redis,MSOpenTech/redis,ttuna/msot-redis,MSOpenTech/redis,ksarch-saas/redis,himoca/redis,ksarch-saas/redis,ttuna/msot-redis,HunanTV/redis,splitice/redis,spearhead-ea/redis,ksarch-saas/redis,HunanTV/redis,Hailei/redis,spearhead-ea/redis,maodeyi/redis_lua,ttuna/msot-redis,himoca/redis,MSOpenTech/redis,louisliangjun/redis,xuzhezhaozhao/redis_reading,Hailei/redis,darksideofthemoo/redis-histogram,louisliangjun/redis,darksideofthemoo/redis-histogram,slfs007/mk-redis,spearhead-ea/redis,jxwr/redis,HunanTV/redis,ramonsnir/redis,louisliangjun/redis,splitice/redis,xuzhezhaozhao/redis_reading,ttuna/msot-redis,splitice/redis,MSOpenTech/redis,slfs007/mk-redis