Eltek Valere BC2000 state sensors not discovered / polled correctly

This appears to be the newest / best Eltek BC 2000 mib.

Again, If I need to provide something else, please let me know.

  • [ ] Please do NOT post more than 10 lines of debug information here, use a pastebin service or GitHub Gists.

(Imported from https://github.com/librenms/librenms/issues/9421, Original request by: @salt-lick)