Support token existing as query param in ResetPW

[jacbn]

The old route is being maintained for the meantime.

[codecov]

Codecov Report

❌ Patch coverage is 50.00000% with 5 lines in your changes missing coverage. Please review.
✅ Project coverage is 42.49%. Comparing base (203fc43) to head (3a80562).
⚠️ Report is 81 commits behind head on main.

Files with missing lines	Patch %	Lines
src/mocks/handlers.ts	0.00%	3 Missing ⚠️
...c/app/components/handlers/PasswordResetHandler.tsx	83.33%	1 Missing ⚠️
src/test/pages/PasswordResetHandler.cy.tsx	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1948      +/-   ##
==========================================
+ Coverage   42.46%   42.49%   +0.03%     
==========================================
  Files         575      575              
  Lines       24521    24557      +36     
  Branches     8071     8118      +47     
==========================================
+ Hits        10413    10436      +23     
- Misses      13442    13455      +13     
  Partials      666      666              

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[sjd210]

Reviewing this branch has reminded me of some strange behaviour with password managers being unable to set the password-confirm field since it's initially disabled. It's slightly annoying, but definitely separate from this - I'll make a card for it.

The changes themselves here look good 👍