[][openwrt][common][Add SEJ test to script]

[Description]
Add SEJ test to script

Use `python3 main.py -a CBC -e sej` and
`python3 main.py -a CBC -e sej -m` to test SEJ CBC mode
Use `python3 main.py -a ECB -e sej` and
`python3 main.py -a ECB -e sej -m` to test SEJ ECB mode

[Release-log]

Change-Id: I8dc24c1d9f7410686b3a0558d3215e169d929fa3
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/8573939
4 files changed