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/koelsch.h b/include/configs/koelsch.h
index ff02a87..1d8aa6d 100644
--- a/include/configs/koelsch.h
+++ b/include/configs/koelsch.h
@@ -24,7 +24,7 @@
 #define CONFIG_SH_ETHER_PHY_ADDR	0x1
 #define CONFIG_SH_ETHER_PHY_MODE PHY_INTERFACE_MODE_RMII
 #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
 
 /* Board Clock */