Fix spelling s/exitted/exited/

Signed-off-by: Petr Vorel <pvorel@suse.cz>
diff --git a/lib/tst_test.c b/lib/tst_test.c
index f8b3fb4..3b774f1 100644
--- a/lib/tst_test.c
+++ b/lib/tst_test.c
@@ -326,7 +326,7 @@
 	}
 
 	if (!(WIFEXITED(status)))
-		tst_brk(TBROK, "Child (%i) exitted abnormaly", pid);
+		tst_brk(TBROK, "Child (%i) exited abnormaly", pid);
 
 	ret = WEXITSTATUS(status);
 	switch (ret) {