Fix hiredis.pc generation.
Fix hiredis.pc generation.

owent-contrib/hiredis,tattsun/hiredis,jinguoli/hiredis,redis/hiredis,arinal/hiredis,charsyam/hiredis,redis/hiredis,h1048576/hiredis,rangan337/hiredis,olgeni/hiredis,rangan337/hiredis,xjzhou/hiredis,charsyam/hiredis,jinguoli/hiredis,liulingfree/hiredis,tattsun/hiredis,jinguoli/hiredis,olgeni/hiredis,thomaslee/hiredis,xjzhou/hiredis,thomaslee/hiredis,redis/hiredis,Yhgenomics/hiredis,chenlicong0821/hiredis,galdor/hiredis,galdor/hiredis,jqk6/hiredis,Yhgenomics/hiredis,liulingfree/hiredis,hidebug/hiredis,owent-contrib/hiredis,chenlicong0821/hiredis,nokiddin/hiredis,hidebug/hiredis,yiliaofan/hiredis