Adjust column width in resources.xml for improved layout (#4479)

Author: sy-records

appendices/resources.xml

@@ -13,7 +13,7 @@
    <tgroup cols="5">
      <colspec colwidth='1*'/>
      <colspec colwidth='1*'/>
-     <colspec colwidth='1.4*'/>
+     <colspec colwidth='2*'/>
      <colspec colwidth='1*'/>
      <colspec colwidth='1*'/>
      <thead>