fix: adjust dimensions to fix spaces list layout in landscape

Author: joragua

owncloudApp/src/main/res/values/dims.xml

@@ -81,7 +81,7 @@
     <dimen name="passcode_margin_buttons">4dp</dimen>
 
     <!-- Spaces -->
-    <dimen name="spaces_thumbnail_height">156dp</dimen>
+    <dimen name="spaces_thumbnail_height">200dp</dimen>
     <dimen name="spaces_header_card_height">80dp</dimen>
     <dimen name="spaces_margin_horizontal">30dp</dimen>
     <dimen name="spaces_margin_vertical">20dp</dimen>