Remove redundant condition from UserNamespace policy

app/policies/namespace_policy.rb

@@ -8,4 +8,3 @@ class NamespacePolicy < BasePolicy
   # here.
   # See https://gitlab.com/groups/gitlab-org/-/epics/6689 for details
 end
-

app/policies/namespaces/user_namespace_policy.rb

@@ -4,7 +4,6 @@ module Namespaces
   class UserNamespacePolicy < ::NamespacePolicy
     rule { anonymous }.prevent_all
 
-    condition(:personal_project, scope: :subject) { @subject.kind == 'user' }
     condition(:can_create_personal_project, scope: :user) { @user.can_create_project? }
     condition(:owner) { @subject.owner == @user }
 
@@ -19,7 +18,7 @@ module Namespaces
       enable :read_package_settings
     end
 
-    rule { personal_project & ~can_create_personal_project }.prevent :create_projects
+    rule { ~can_create_personal_project }.prevent :create_projects
 
     rule { (owner | admin) & can?(:create_projects) }.enable :transfer_projects
   end

spec/policies/namespaces/user_namespace_policy_spec.rb

@@ -74,4 +74,26 @@ RSpec.describe Namespaces::UserNamespacePolicy do
       it { is_expected.to be_disallowed(:create_jira_connect_subscription) }
     end
   end
+
+  describe 'create projects' do
+    using RSpec::Parameterized::TableSyntax
+
+    let(:current_user) { owner }
+
+    context 'when user can create projects' do
+      before do
+        allow(current_user).to receive(:can_create_project?).and_return(true)
+      end
+
+      it { is_expected.to be_allowed(:create_projects) }
+    end
+
+    context 'when user cannot create projects' do
+      before do
+        allow(current_user).to receive(:can_create_project?).and_return(false)
+      end
+
+      it { is_expected.to be_disallowed(:create_projects) }
+    end
+  end
 end