in junos license output remove values that change frequently

[matejv]

Pre-Request Checklist

• Passes rubocop code analysis (try rubocop --auto-correct)
• Tests added or adapted (try rake test)
• Changes are reflected in the documentation
• User-visible changes appended to CHANGELOG.md

Description

junos model archives the output of show system license command. That output contains used values where some change often. In our case that is the number of active routes (in fib-scale and rib-scale lines). I've replaced the values in used column with <count>

> show system license 
License usage: 
                                 Licenses     Licenses    Licenses    Expiry
  Feature name                       used    installed      needed
  bgp                                   1            1           0    permanent
  isis                                  0            1           0    permanent
  filter-based-forwarding               0            1           0    permanent
  vrrp                                  0            1           0    permanent
  fib-scale                         90925       256000           0    permanent
  rib-scale                         90748      3000000           0    permanent
  bgp-peer-scale                       29         1000           0    permanent
  ip-tunnel-scale                       0         1000           0    permanent
  vrf-scale                             1            0           1    invalid
  gre_tunnel                            0            1           0    permanent
  Port Bandwidth Usage (in gbps)     1630         3600           0    permanent
  ospf                                  1            1           0    permanent
  Firewall Filters Scale License       14         4000           0    permanent
  Firewall Terms Scale License         76        16000           0    permanent
  TierRestricted-2001                   0            1           0    permanent

[mortzu]

Please fix the merge conflict

[matejv]

Please fix the merge conflict

Done