FEATURE: allow people to send messages to themselves (for notes etc)

spec/components/guardian_spec.rb

@@ -144,8 +144,9 @@ describe Guardian do
       expect(Guardian.new(user).can_send_private_message?(nil)).to be_falsey
     end
 
-    it "returns false when the target is the same as the user" do
-      expect(Guardian.new(user).can_send_private_message?(user)).to be_falsey
+    it "returns true when the target is the same as the user" do
+      # this is now allowed so yay
+      expect(Guardian.new(user).can_send_private_message?(user)).to be_truthy
     end
 
     it "returns false when you are untrusted" do