Update efivarfs dependency
Check implementation in u-root and change github.com/system-transparency/efivar/efivarfs to u-root. Related to stmgr#30 (closed)
Edited by Jens Drenhaus
Check implementation in u-root and change github.com/system-transparency/efivar/efivarfs to u-root. Related to stmgr#30 (closed)