arm64/ptrace: Fix typoes in sve_set() comment

The ptrace trace SVE flags are prefixed with SVE_PT_*. Update the
comment accordingly.
Reviewed-by: NDave Martin <Dave.Martin@arm.com>
Signed-off-by: NJulien Grall <julien.grall@arm.com>
Signed-off-by: NWill Deacon <will@kernel.org>

arch/arm64/kernel/ptrace.c

@@ -870,7 +870,7 @@ static int sve_set(struct task_struct *target,
 		goto out;
 
 	/*
-	 * Apart from PT_SVE_REGS_MASK, all PT_SVE_* flags are consumed by
+	 * Apart from SVE_PT_REGS_MASK, all SVE_PT_* flags are consumed by
 	 * sve_set_vector_length(), which will also validate them for us:
 	 */
 	ret = sve_set_vector_length(target, header.vl,