busybox: add some command for ltp-ddt

add command: stat, comm, timeout

Signed-off-by: Andy Hu <andy.hu@starfivetech.com>

package/busybox/busybox.config

@@ -208,7 +208,7 @@ CONFIG_CHOWN=y
 CONFIG_CHROOT=y
 CONFIG_CKSUM=y
 CONFIG_CRC32=y
-# CONFIG_COMM is not set
+CONFIG_COMM=y
 CONFIG_CP=y
 # CONFIG_FEATURE_CP_LONG_OPTIONS is not set
 # CONFIG_FEATURE_CP_REFLINK is not set
@@ -299,9 +299,9 @@ CONFIG_FEATURE_SORT_BIG=y
 # CONFIG_FEATURE_SORT_OPTIMIZE_MEMORY is not set
 # CONFIG_SPLIT is not set
 # CONFIG_FEATURE_SPLIT_FANCY is not set
-# CONFIG_STAT is not set
-# CONFIG_FEATURE_STAT_FORMAT is not set
-# CONFIG_FEATURE_STAT_FILESYSTEM is not set
+CONFIG_STAT=y
+CONFIG_FEATURE_STAT_FORMAT=y
+CONFIG_FEATURE_STAT_FILESYSTEM=y
 CONFIG_STTY=y
 # CONFIG_SUM is not set
 CONFIG_SYNC=y
@@ -316,7 +316,7 @@ CONFIG_TEST=y
 CONFIG_TEST1=y
 CONFIG_TEST2=y
 CONFIG_FEATURE_TEST_64=y
-# CONFIG_TIMEOUT is not set
+CONFIG_TIMEOUT=y
 CONFIG_TOUCH=y
 CONFIG_FEATURE_TOUCH_SUSV3=y
 CONFIG_TR=y