net: Remove unused CONFIG_DW_SEARCH_PHY from configs

Remove this symbol from configs, since it's unused.

Signed-off-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Chin Liang See <clsee@altera.com>
Cc: Dinh Nguyen <dinguyen@altera.com>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Cc: Tom Rini <trini@ti.com>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Pavel Machek <pavel@denx.de>
Cc: Joe Hershberger <joe.hershberger@gmail.com>
Acked-by: Chin Liang See <clsee@altera.com>

include/configs/axs101.h

@@ -125,7 +125,6 @@
  */
 #define CONFIG_DESIGNWARE_ETH
 #define CONFIG_DW_AUTONEG
-#define CONFIG_DW_SEARCH_PHY
 #define CONFIG_NET_MULTI
 
 /*

include/configs/socfpga_cyclone5.h

@@ -225,7 +225,6 @@
 /* designware */
 #define CONFIG_NET_MULTI
 #define CONFIG_DW_ALTDESCRIPTOR
-#define CONFIG_DW_SEARCH_PHY
 #define CONFIG_MII
 #define CONFIG_PHY_GIGE
 #define CONFIG_DW_AUTONEG