global: Migrate CONFIG_SH_ETHER_CACHE_INVALIDATE to CFG

Perform a simple rename of CONFIG_SH_ETHER_CACHE_INVALIDATE to CFG_SH_ETHER_CACHE_INVALIDATE

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/grpeach.h b/include/configs/grpeach.h
index 5b91e6f..5ae17f7 100644
--- a/include/configs/grpeach.h
+++ b/include/configs/grpeach.h
@@ -21,7 +21,7 @@
 #define CONFIG_SH_ETHER_PHY_ADDR	0
 #define CONFIG_SH_ETHER_PHY_MODE PHY_INTERFACE_MODE_MII
 #define CONFIG_SH_ETHER_CACHE_WRITEBACK
-#define CONFIG_SH_ETHER_CACHE_INVALIDATE
+#define CFG_SH_ETHER_CACHE_INVALIDATE
 #define CFG_SH_ETHER_ALIGNE_SIZE	64
 
 #endif	/* __GRPEACH_H */