Fix small typing errors in the tde_create_translation macro.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit 30ce93d11a)

modules/TDEMacros.cmake

@@ -1211,9 +1211,9 @@ macro( tde_create_translation )
       set( _directive 1 )
     endif( )
 
-    # found directive "DESTINATION"
+    # found directive "OUTPUT_NAME"
     if( "+${_arg}" STREQUAL "+OUTPUT_NAME" )
-      unset( _proj )
+      unset( _out_name )
       set( _var _out_name )
       set( _directive 1 )
     endif( )
@@ -1266,7 +1266,7 @@ macro( tde_create_translation )
     get_filename_component( _src ${_src} ABSOLUTE )
 
     if( _out_name )
-	  set( _out ${_out_name} )
+      set( _out ${_out_name} )
       if( _lang STREQUAL "auto" )
         get_filename_component( _real_lang ${_src} NAME_WE )
         set( _dest "${LOCALE_INSTALL_DIR}/${_real_lang}/LC_MESSAGES" )