remove unused var from deleted stuff

Signed-off-by: Rosen Penev <[email protected]>

Author: neheb

app/actions.hpp

@@ -98,7 +98,7 @@ class TaskFactory {
   static TaskFactory& instance();
 
   //! Prevent copy construction: not implemented.
-  TaskFactory(const TaskFactory& rhs) = delete;
+  TaskFactory(const TaskFactory&) = delete;
 
   //! Destructor
   void cleanup();

app/exiv2app.hpp

@@ -116,7 +116,7 @@ class Params : public Util::Getopt {
   static Params& instance();
 
   //! Prevent copy-construction: not implemented.
-  Params(const Params& rhs) = delete;
+  Params(const Params&) = delete;
 
   //! Enumerates print modes
   enum PrintMode {