Update encoding tooltip for better i18n status

Triggers and aliases now work with i18n.

src/ui/profile_preferences.ui

@@ -198,7 +198,7 @@
              <bool>true</bool>
             </property>
             <property name="toolTip">
-             <string>&lt;p&gt;If you are playing a non-English game and seeing � instead of text, or special letters like &lt;span style=&quot; font-weight:600;&quot;&gt;ñ&lt;/span&gt; aren't showing right - try changing the encoding to UTF-8 or to one suggested by your game.&lt;/p&gt;&lt;p&gt;Note: While this will allow Mudlet to show text in other languages, internalisation is still in development so triggers or Lua code won't work yet.&lt;/p&gt;</string>
+             <string>&lt;p&gt;If you are playing a non-English game and seeing � instead of text, or special letters like &lt;span style=&quot; font-weight:600;&quot;&gt;ñ&lt;/span&gt; aren't showing right - try changing the encoding to UTF-8 or to one suggested by your game.&lt;/p&gt;</string>
             </property>
            </widget>
           </item>