global: Migrate CONFIG_PRAM to CFG

Perform a simple rename of CONFIG_PRAM to CFG_PRAM

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/stmark2.h b/include/configs/stmark2.h
index fe2ba9a..19589be 100644
--- a/include/configs/stmark2.h
+++ b/include/configs/stmark2.h
@@ -36,7 +36,7 @@
 
 /* Input, PCI, Flexbus, and VCO */
 
-#define CONFIG_PRAM			2048	/* 2048 KB */
+#define CFG_PRAM			2048	/* 2048 KB */
 
 #define CFG_SYS_MBAR			0xFC000000