lists/base-fix: fix board condition for uboot-env reset

Before it tried to install mox-support package for routers which are not
Turris MOX
8 jobs for hbk in 41 minutes and 58 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed lists_generate #512616

00:03:54

passed medkit_mox #512613

00:41:57

passed medkit_omnia #512614

00:40:17

passed medkit_turris1x #512615

00:36:16

passed prepare_mox #512610

00:10:35

passed prepare_omnia #512611

00:10:58

passed prepare_turris1x #512612

00:07:41

 
  Verify
passed lists_verify #512617

00:02:58