env: Rename eth_setenv_enetaddr() to eth_env_set_enetaddr()

Rename this function for consistency with env_set().

Signed-off-by: Simon Glass <sjg@chromium.org>

arch/arm/mach-omap2/utils.c

@@ -214,7 +214,7 @@ void omap_die_id_usbethaddr(void)
 		mac[4] = die_id[0] & 0xff;
 		mac[5] = (die_id[0] >> 8) & 0xff;
 
-		eth_setenv_enetaddr("usbethaddr", mac);
+		eth_env_set_enetaddr("usbethaddr", mac);
 	}
 }