Disable jemalloc for sparcv9-sun-solaris
Disable jemalloc for sparcv9-sun-solaris

Similar to #36994, rust programs segfault on SPARC64 Solaris machines.

graydon/rust,aidancully/rust,GBGamer/rust,aidancully/rust,GBGamer/rust,graydon/rust,GBGamer/rust,graydon/rust,aidancully/rust,GBGamer/rust,aidancully/rust,GBGamer/rust,graydon/rust,graydon/rust,graydon/rust,GBGamer/rust,GBGamer/rust,GBGamer/rust,aidancully/rust,aidancully/rust