Fix analytics crashing when using plugins

[cmdcolin]

This is a quick PR just to make sure that plugins can work. Currently the analytics try to snapshot a non-mst model for this

[cmdcolin]

@garrettjstevens Just figured i'd make a quick PR to streamline this in

[codecov]

Codecov Report

Merging #1547 (2239dc0) into master (2fb836d) will increase coverage by 0.16%.
The diff coverage is 89.28%.

@@            Coverage Diff             @@
##           master    #1547      +/-   ##
==========================================
+ Coverage   59.48%   59.65%   +0.16%     
==========================================
  Files         435      435              
  Lines       19538    19527      -11     
  Branches     4552     4550       -2     
==========================================
+ Hits        11622    11648      +26     
+ Misses       7621     7586      -35     
+ Partials      295      293       -2     

Impacted Files	Coverage Δ
...me-view/src/LinearGenomeView/components/Header.tsx	90.00% <ø> (+11.15%)	⬆️
...iew/src/LinearGenomeView/components/ImportForm.tsx	75.86% <50.00%> (-5.62%)	⬇️
...inearGenomeView/components/RefNameAutocomplete.tsx	91.37% <91.11%> (+51.37%)	⬆️
packages/core/util/analytics.ts	86.48% <100.00%> (+10.87%)	⬆️
...s/linear-genome-view/src/LinearGenomeView/index.ts	84.10% <0.00%> (+0.38%)	⬆️
...ns/linear-genome-view/src/LinearGenomeView/util.ts	97.77% <0.00%> (+4.44%)	⬆️

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