kselftest/arm64: Fix output formatting for za-fork

The za-fork test does not output a newline when reporting the result of
the one test it runs, causing the counts printed by kselftest to be
included in the test name.  Add the newline.

Fixes: 266679f ("kselftest/arm64: Convert za-fork to use kselftest.h")
Cc: <[email protected]> # 6.4.x
Signed-off-by: Mark Brown <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Catalin Marinas <[email protected]>

Author: broonie

tools/testing/selftests/arm64/fp/za-fork.c

@@ -85,7 +85,7 @@ int main(int argc, char **argv)
 	 */
 	ret = open("/proc/sys/abi/sme_default_vector_length", O_RDONLY, 0);
 	if (ret >= 0) {
-		ksft_test_result(fork_test(), "fork_test");
+		ksft_test_result(fork_test(), "fork_test\n");
 
 	} else {
 		ksft_print_msg("SME not supported\n");