update to use openfe_analysis 0.2.0+

[richardjgowers]

this change makes the structural analysis create a file "openfe_analysis.json"

this fixes a previous issue where duecredit output would "contaminate" the stdout, making the previous piping of stdout not viable.

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[codecov]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (c45f85a) 90.97% compared to head (86a7ebb) 90.96%.
Report is 3 commits behind head on main.

Files	Patch %	Lines
openfe/protocols/openmm_rfe/equil_rfe_methods.py	50.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #656      +/-   ##
==========================================
- Coverage   90.97%   90.96%   -0.01%     
==========================================
  Files         127      127              
  Lines        8675     8677       +2     
==========================================
+ Hits         7892     7893       +1     
- Misses        783      784       +1     

Flag	Coverage Δ
fast-tests	90.96% <66.66%> (-0.01%)	⬇️

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[IAlibay]

I'm not fully aware of the upstream changes, but on this end the changes seem reasonable.