Convert CONFIG_I2C_EDID et al to Kconfig

This converts the following to Kconfig:
   CONFIG_I2C_EDID
   CONFIG_I2C_EEPROM

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/gwventana_nand_defconfig b/configs/gwventana_nand_defconfig
index 9e388b4..b64d4ae 100644
--- a/configs/gwventana_nand_defconfig
+++ b/configs/gwventana_nand_defconfig
@@ -153,6 +153,7 @@
 # CONFIG_VIDEO_ANSI is not set
 CONFIG_SYS_WHITE_ON_BLACK=y
 # CONFIG_PANEL is not set
+CONFIG_I2C_EDID=y
 CONFIG_VIDEO_IPUV3=y
 CONFIG_SPLASH_SCREEN=y
 CONFIG_SPLASH_SCREEN_ALIGN=y