Count shadow rift turn at end of fight, not start

[Veracity0]

Per This report from Malibu Stacey:

encountersUntilSRChoice is being incremented at the start of combat. This means it will be off if you end combat in a manner which doesn't end combat (e.g Using the Force).

[codecov]

Codecov Report

Merging #1676 (5fbaa8f) into main (cca7c84) will decrease coverage by 0.01%.
The diff coverage is 100.00%.

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #1676      +/-   ##
============================================
- Coverage     35.55%   35.55%   -0.01%     
- Complexity    17999    18002       +3     
============================================
  Files          1066     1066              
  Lines        164239   164240       +1     
  Branches      35109    35110       +1     
============================================
- Hits          58403    58402       -1     
- Misses        96147    96148       +1     
- Partials       9689     9690       +1     

Impacted Files	Coverage Δ
...net/sourceforge/kolmafia/request/FightRequest.java	33.63% <100.00%> (+0.08%)	⬆️

... and 5 files with indirect coverage changes

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