Add 'all-tools' target to build tools
Add 'all-tools' target to build tools

Also remove leftover mention of 'master'

sploving/syzkaller,xairy/syzkaller,xairy/syzkaller,xairy/syzkaller,sploving/syzkaller,google/syzkaller,xairy/syzkaller,hyz0906/syzkaller,hyz0906/syzkaller,lorenzo-stoakes/syzkaller,hyz0906/syzkaller,sploving/syzkaller,dotweiba/syzkaller,dotweiba/syzkaller,sploving/syzkaller,xairy/syzkaller,xairy/syzkaller,hyz0906/syzkaller,google/syzkaller,google/syzkaller,google/syzkaller,dotweiba/syzkaller,lorenzo-stoakes/syzkaller,zoulasc/syzkaller,zoulasc/syzkaller,lorenzo-stoakes/syzkaller,google/syzkaller,hyz0906/syzkaller,xairy/syzkaller,google/syzkaller,zoulasc/syzkaller,google/syzkaller,zoulasc/syzkaller,dotweiba/syzkaller