Ingore jemalloc make distclean error in Makefile, caused by make clean against a tree that never compiled jemalloc.
Ingore jemalloc make distclean error in Makefile, caused by make clean against a tree that never compiled jemalloc.

VCTLabs/redis,jango2015/redis,dmajkic/redis,coverxiaoeye/redis,mdavid/redis-windows-port,esomenos/redis,mdavid/redis-windows-port,lonely8rain/redis,Linked95/redis,rgl/redis,VCTLabs/redis,mdavid/redis-windows-port,Linked95/redis,VCTLabs/redis,dmajkic/redis,coverxiaoeye/redis,sunqb/redis-1,AndersonFirmino/redis,rgl/redis,AndersonFirmino/redis,lonely8rain/redis,sunqb/redis-1,Linked95/redis,jango2015/redis,lonely8rain/redis,rgl/redis,AndersonFirmino/redis,rgl/redis,coverxiaoeye/redis,sunqb/redis-1,VCTLabs/redis,jango2015/redis,esomenos/redis,esomenos/redis,dmajkic/redis