arm: socfpga: socrates: Add 'time' command

The time command is very helpful for performance and regressions tests.
So lets enable it on SoCrates.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Marek Vasut <marex@denx.de>
diff --git a/configs/socfpga_socrates_defconfig b/configs/socfpga_socrates_defconfig
index b64ea15..a17e9d0 100644
--- a/configs/socfpga_socrates_defconfig
+++ b/configs/socfpga_socrates_defconfig
@@ -27,6 +27,7 @@
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_CACHE=y
+CONFIG_CMD_TIME=y
 CONFIG_CMD_EXT4=y
 CONFIG_CMD_EXT4_WRITE=y
 CONFIG_CMD_FAT=y