[dvsim/utils] Fix a typo

Signed-off-by: Michael Schaffner <msf@google.com>
diff --git a/util/dvsim/utils.py b/util/dvsim/utils.py
index e8cdaa9..485d735 100644
--- a/util/dvsim/utils.py
+++ b/util/dvsim/utils.py
@@ -568,7 +568,7 @@
     try:
         Path(path).mkdir(parents=True, exist_ok=True)
     except PermissionError as e:
-        log.fatal("Failed to create dirctory {}:\n{}.".format(path, e))
+        log.fatal("Failed to create directory {}:\n{}.".format(path, e))
         sys.exit(1)