MIPS: microMIPS: Fix incorrect mask for jump immediate.
MIPS: microMIPS: Fix incorrect mask for jump immediate.

Jump or branch target addresses have the first bit set. The
original mask did not take this into account and will cause
a field overflow warning for the target address when a jump
immediate instruction is built.

Signed-off-by: Steven J. Hill <65de785d8c782d8fbc3c121e7b1bdd045e15ee49@imgtec.com>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs