fdo#62096 Corrected stupid error in previous patch

Change-Id: Ieb3ed1201918aaaac5b4ba64e6f767353497e697
Reviewed-on: https://gerrit.libreoffice.org/3545Reviewed-by: Thomas Arnhold <thomas@arnhold.org>
Tested-by: Thomas Arnhold <thomas@arnhold.org>
Reviewed-by: Fridrich Strba <fridrich@documentfoundation.org>
Tested-by: Fridrich Strba <fridrich@documentfoundation.org>

xmlhelp/source/cxxhelp/provider/db.hxx

@@ -68,7 +68,7 @@ namespace helpdatafileproxy {
     struct eq
     {
         bool operator()( const OString& rKey1, const OString& rKey2 ) const
-            { return rKey1.compareTo( rKey2 ) == 0; }
+        { return (rKey1 == rKey2); }
     };
 
     struct ha