height-request: fixup typo "34>" -> "34"

Change-Id: Ie78d9b27246475ecd80196991f36f81c2f0a5552
diff --git a/ui/ringmainwindow.ui b/ui/ringmainwindow.ui
index 4900c85..f2080bd 100644
--- a/ui/ringmainwindow.ui
+++ b/ui/ringmainwindow.ui
@@ -153,7 +153,7 @@
                     <property name="truncate-multiline">True</property>
                     <property name="max-length">256</property>
                     <!-- ensure a min height (this is the natural height in adwiata)-->
-                    <property name="height-request">34></property>
+                    <property name="height-request">34</property>
                   </object>
                   <packing>
                     <property name="expand">True</property>