[committed v4 1/7] aarch64: Remove a stray comment from opcode/aarch64.h

When flag bit 28 was removed in an earlier patch, the comment describing
it was left behind.  This just cleans that up.
---
 include/opcode/aarch64.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/opcode/aarch64.h b/include/opcode/aarch64.h
index 6d1b414444a..f51045210c9 100644
--- a/include/opcode/aarch64.h
+++ b/include/opcode/aarch64.h
@@ -1479,7 +1479,7 @@ extern const aarch64_opcode aarch64_opcode_table[];
 #define F_OD(X) (((X) & 0x7) << 24)
 /* Instruction has the field of 'sz'.  */
 #define F_LSE_SZ (1 << 27)
-/* Require an exact qualifier match, even for NIL qualifiers.  */
+
 
 #define F_SYS_READ (1ULL << 29)
 /* This system instruction is used to write system registers.  */
-- 
2.43.0