minor spelling fix for comphelper's comparison functors

(cherry picked from commit e4a73933)

Conflicts:
	comphelper/inc/comphelper/stl_types.hxx

Change-Id: I18587958e7458cdd6847f48e8ea41ca92afd7815

include/comphelper/stl_types.hxx

@@ -43,10 +43,10 @@ namespace comphelper
 //.........................................................................
 
 //========================================================================
-// comparisation functions
+// comparison functors
 
 //------------------------------------------------------------------------
-    struct UStringLess : public ::std::binary_function< OUString, OUString, bool>
+struct UStringLess : public ::std::binary_function< OUString, OUString, bool>
 {
     bool operator() (const OUString& x, const OUString& y) const { return x < y ? true : false;}      // construct prevents a MSVC6 warning
 };