Update addon.xml

Author: Roman Miroshnychenko

plugin.video.external.library/addon.xml

@@ -4,8 +4,8 @@
     name="External Kodi Videolibrary Client"
     provider-name="Roman V.M.">
   <requires>
-    <import addon="xbmc.python" version="3.0.1"/>
-    <import addon="script.module.simple-requests"/>
+    <import addon="xbmc.python" version="3.0.1" />
+    <import addon="script.module.simple-requests" />
   </requires>
   <extension point="xbmc.python.pluginsource" library="main.py">
     <provides>video</provides>