Update redis-cli.c
Update redis-cli.c

Code was adding '\n'  (line 521) to the end of NIL values exlusively making csv output inconsistent.  Removed '\n'

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