Bug 798781 - Printing multiple checks prints duplicate checks

Changed the menu label to 'Print Checks…' which should be the default
in the source file and corrected the wrong action for the 'Find' menu
item.

gnucash/ui/gnc-plugin-page-register.ui

@@ -3,7 +3,7 @@
 
   <menu id="FilePlaceholder3">
     <item>
-      <attribute name="label" translatable="yes">_Print Cheques</attribute>
+      <attribute name="label" translatable="yes">_Print Checks…</attribute>
       <attribute name="action">GncPluginPageRegisterActions.FilePrintAction</attribute>
       <attribute name="accel">&lt;Primary&gt;p</attribute>
       <attribute name="temp" translatable="no">yes</attribute>
@@ -47,7 +47,7 @@
   <menu id="EditPlaceholder3">
     <item>
       <attribute name="label" translatable="yes">_Find…</attribute>
-      <attribute name="action">gnc-plugin-basic-commands-actions.EditFindTransactionsAction</attribute>
+      <attribute name="action">GncPluginPageRegisterActions.EditFindTransactionsAction</attribute>
       <attribute name="accel">&lt;Primary&gt;f</attribute>
       <attribute name="tooltip" translatable="yes">Find transactions with a search</attribute>
       <attribute name="temp" translatable="no">yes</attribute>