The major version of lem_dcbm_400600 should be the components[0] instead of [1]

[Yuanzjls]

Describe your changes

Issue ticket number and link

Checklist before requesting a review

• [x] I have performed a self-review of my code
• [ ] I have made corresponding changes to the documentation
• [ ] I read the contribution documentation and made sure that my changes meet its requirements

[hikinggrass]

Thanks for your contribution, can you sign-off your commit? Otherwise we won't be able to merge it

[Yuanzjls]

Thanks for your contribution, can you sign-off your commit? Otherwise we won't be able to merge it

Ok, signed off my commit