selftests: Fix spelling mistake "allright" -> "all right"

There are two spelling mistakes in the test messages. Fix them.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>

tools/testing/selftests/prctl/disable-tsc-ctxt-sw-stress-test.c

@@ -79,7 +79,7 @@ int main(void)
 {
 	int n_tasks = 100, i;
 
-	fprintf(stderr, "[No further output means we're allright]\n");
+	fprintf(stderr, "[No further output means we're all right]\n");
 
 	for (i=0; i<n_tasks; i++)
 		if (fork() == 0)

tools/testing/selftests/prctl/disable-tsc-on-off-stress-test.c

@@ -83,7 +83,7 @@ int main(void)
 {
 	int n_tasks = 100, i;
 
-	fprintf(stderr, "[No further output means we're allright]\n");
+	fprintf(stderr, "[No further output means we're all right]\n");
 
 	for (i=0; i<n_tasks; i++)
 		if (fork() == 0)