fix spelling mistakes found by codespell

Change-Id: I92b0102037cd13fed07e385d7fd1e55d03bfe51b
Signed-off-by: Doug Goldstein <cardoe@cardoe.com>
diff --git a/ironic_tempest_plugin/tests/api/base.py b/ironic_tempest_plugin/tests/api/base.py
index 11ce859..c07137b 100644
--- a/ironic_tempest_plugin/tests/api/base.py
+++ b/ironic_tempest_plugin/tests/api/base.py
@@ -523,8 +523,8 @@
 
 class BaseBaremetalRBACTest(BaseBaremetalTest):
 
-    # Unless otherwise superceeded by a version, RBAC tests generally start at
-    # version 1.70 as that is when System scope and the delineation occured.
+    # Unless otherwise superseded by a version, RBAC tests generally start at
+    # version 1.70 as that is when System scope and the delineation occurred.
     min_microversion = '1.70'
 
     @classmethod
diff --git a/ironic_tempest_plugin/tests/api/rbac_defaults/test_nodes.py b/ironic_tempest_plugin/tests/api/rbac_defaults/test_nodes.py
index cd16fe2..2af624a 100644
--- a/ironic_tempest_plugin/tests/api/rbac_defaults/test_nodes.py
+++ b/ironic_tempest_plugin/tests/api/rbac_defaults/test_nodes.py
@@ -675,7 +675,7 @@
     All tests here must always expect *multiple* nodes visible, since
     this is a global reader role.
 
-    https://opendev.org/openstack/ironic/src/branch/master/ironic/common/policy.py#L60  # noqa
+    https://opendev.org/openstack/ironic/src/branch/master/ironic/common/policy.py#L60
     """
 
     credentials = ['system_admin', 'system_reader']