configs: migrate CONFIG_PHY_AQUANTIA to Kconfig

The aquantia driver requires both CONFIG_PHY_GIGE and CONFIG_PHYLIB_10G.

Signed-off-by: Jeremy Gebben <jgebben@sweptlaser.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/configs/ls1046ardb_sdcard_defconfig b/configs/ls1046ardb_sdcard_defconfig
index 9486e90..c14884c 100644
--- a/configs/ls1046ardb_sdcard_defconfig
+++ b/configs/ls1046ardb_sdcard_defconfig
@@ -44,7 +44,7 @@
 CONFIG_FSL_ESDHC=y
 CONFIG_SPI_FLASH=y
 CONFIG_PHYLIB=y
-CONFIG_PHY_GIGE=y
+CONFIG_PHY_AQUANTIA=y
 CONFIG_E1000=y
 CONFIG_PCI=y
 CONFIG_DM_PCI=y