libreadline-java: upstream Linux fixes (#83232)
libreadline-java: upstream Linux fixes (#83232)

* libreadline-java: upstream Linux fixes
* libreadline-java: avoid searching system paths

Co-authored-by: Jonathan Chang <b1c1d8736f20db3fb6c1c66bb1455ed43909f0d8@jonathanchang.org>
zyedidia/homebrew-core,lemzwerg/homebrew-core,nandub/homebrew-core,Homebrew/homebrew-core,adam-moss/homebrew-core,chrisfinazzo/homebrew-core,nbari/homebrew-core,zyedidia/homebrew-core,stgraber/homebrew-core,mbcoguno/homebrew-core,uyjulian/homebrew-core,adam-moss/homebrew-core,chrisfinazzo/homebrew-core,nbari/homebrew-core,stgraber/homebrew-core,sjackman/homebrew-core,uyjulian/homebrew-core,Moisan/homebrew-core,sjackman/homebrew-core,mfikes/homebrew-core,nandub/homebrew-core,makigumo/homebrew-core,Homebrew/homebrew-core,mfikes/homebrew-core,makigumo/homebrew-core,filcab/homebrew-core,Moisan/homebrew-core,lemzwerg/homebrew-core,filcab/homebrew-core,cblecker/homebrew-core,mbcoguno/homebrew-core,cblecker/homebrew-core,mbcoguno/homebrew-core