unicore32: remove pointless test

we can get into work_pending only if at least one of NEED_RESCHED,
SIGPENDING or NOTIFY_RESUME is set.  So once we'd found no NEED_RESCHED,
there's no need to check that one of the other two is set.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

arch/unicore32/kernel/entry.S

@@ -544,8 +544,6 @@ fast_work_pending:
 work_pending:
 	cand.a	r1, #_TIF_NEED_RESCHED
 	bne	work_resched
-	cand.a	r1, #_TIF_SIGPENDING|_TIF_NOTIFY_RESUME
-	beq	no_work_pending
 	mov	r0, sp				@ 'regs'
 	mov	r2, why				@ 'syscall'
 	cand.a	r1, #_TIF_SIGPENDING		@ delivering a signal?