Bug 2014041: add support for landoInstance QueryString parameter

[shtrom]

No description provided.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.56%. Comparing base (bb77ec5) to head (9bfba23).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1038   +/-   ##
=======================================
  Coverage   96.56%   96.56%           
=======================================
  Files         113      113           
  Lines        3288     3292    +4     
  Branches      746      750    +4     
=======================================
+ Hits         3175     3179    +4     
  Misses        112      112           
  Partials        1        1           

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[gmierz]

This works with all three expected variations:
https://deploy-preview-1038--mozilla-perfcompare.netlify.app/compare-lando-results?landoInstance=lando-prod&baseLando=194152&newLando=194153&baseRepo=try&newRepo=try&framework=1 (uses old lando)

https://deploy-preview-1038--mozilla-perfcompare.netlify.app/compare-lando-results?baseLando=194152&newLando=194153&baseRepo=try&newRepo=try&framework=1 (uses old lando)

https://deploy-preview-1038--mozilla-perfcompare.netlify.app/compare-lando-results?landoInstance=lando-prod-2025&baseLando=49221&newLando=49222&baseRepo=try&newRepo=try&framework=1 (uses new lando)

[gmierz]

r+ thanks for taking care of this @shtrom!