fix comment w.r.t. start address for RAM

git-svn-id: svn://svn.berlios.de/openocd/trunk@934 b42882b7-edfa-0310-969c-e2dbd0fdcd60

src/target/target/pxa255_sst.cfg

@@ -4,7 +4,7 @@
 # the memory map changes later on as the application 
 # starts...
 #
-# RAM at 0x40000000
+# RAM at 0x4000000
 # Flash at 0x00000000
 #
 script target/pxa255.cfg