Fix simple typos
This commit fixes simple typos.
Change-Id: Ia90452f113e9e8a38b0bb27cd106b84afc8a78d1
diff --git a/neutron/tests/tempest/api/test_qos.py b/neutron/tests/tempest/api/test_qos.py
index 2d688df..4040c0b 100644
--- a/neutron/tests/tempest/api/test_qos.py
+++ b/neutron/tests/tempest/api/test_qos.py
@@ -124,7 +124,7 @@
# In theory, we could make the test conditional on which ml2 drivers
# are enabled in gate (or more specifically, on which supported qos
# rules are claimed by core plugin), but that option doesn't seem to be
- # available thru tempest.lib framework
+ # available through tempest.lib framework
expected_rule_types = []
expected_rule_details = ['type']