s/NB:/NOTE:/

app/policies/base_policy.rb

@@ -59,7 +59,7 @@ class BasePolicy
       begin
         policy_class = "#{klass.name}Policy".constantize
-        # NB: the < operator here tests whether policy_class
+        # NOTE: the < operator here tests whether policy_class
         # inherits from BasePolicy
         return policy_class if policy_class < BasePolicy
       rescue NameError

app/policies/project_policy.rb

@@ -196,7 +196,7 @@ class ProjectPolicy < BasePolicy
     can! :read_container_image
     can! :download_code
-    # NB: may be overridden by IssuePolicy
+    # NOTE: may be overridden by IssuePolicy
     can! :read_issue
     # Allow to read builds by anonymous user if guests are allowed