[mythtv] patch - remove ununsed variable def

[Kirby Vandivort]

completely simple (and I mean completely) patch attached to delete
a variable definition that ends up doing some strcats in a loop 
unnecessarily.

-- 

Kirby Vandivort                      Theoretical and 
Senior Research Programmer            Computational Biophysics 
Email: kvandivo at ks.uiuc.edu          3051 Beckman Institute
http://www.ks.uiuc.edu/~kvandivo/    University of Illinois
Phone: (217) 244-5711                405 N. Mathews Ave
Fax  : (217) 244-6078                Urbana, IL  61801, USA
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Index: programs/mythfrontend/programrecpriority.cpp
===================================================================
RCS file: /var/lib/mythcvs/mythtv/programs/mythfrontend/programrecpriority.cpp,v
retrieving revision 1.12
diff -b -u -2 -r1.12 programrecpriority.cpp
--- programs/mythfrontend/programrecpriority.cpp	6 Dec 2003 00:01:45 -0000	1.12
+++ programs/mythfrontend/programrecpriority.cpp	30 Dec 2003 02:36:59 -0000
@@ -787,6 +787,4 @@
                         ProgramRecPriorityInfo *progInfo = &(it.data());
 
-                        QString key = progInfo->MakeUniqueKey(); 
-
                         int progRecPriority = progInfo->recpriority.toInt();
                         int finalRecPriority = progRecPriority +