configs: phycore-imx8mp_defconfig: enable CMD_ERASEENV

Enable erasing environment with eraseenv command.

Signed-off-by: Yannic Moog <y.moog@phytec.de>

Author: ymoog

configs/phycore-imx8mp_defconfig

@@ -52,6 +52,7 @@ CONFIG_SPL_POWER=y
 CONFIG_SPL_WATCHDOG=y
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="u-boot=> "
+CONFIG_CMD_ERASEENV=y
 # CONFIG_CMD_CRC32 is not set
 CONFIG_CMD_EEPROM=y
 CONFIG_SYS_I2C_EEPROM_ADDR_LEN=2