Use micromamba v2

[ocefpaf]

Closes #932

[codecov]

Codecov Report

Merging #980 (b050301) into develop (f6ffc27) will decrease coverage by 3.08%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           develop     #980      +/-   ##
===========================================
- Coverage    81.75%   78.67%   -3.09%     
===========================================
  Files           23       22       -1     
  Lines         7789     5149    -2640     
  Branches      2310     1278    -1032     
===========================================
- Hits          6368     4051    -2317     
+ Misses        1033      810     -223     
+ Partials       388      288     -100     

Impacted Files	Coverage Δ
compliance_checker/base.py	70.62% <0.00%> (-3.89%)	⬇️
compliance_checker/cfutil.py	80.57% <0.00%> (-3.84%)	⬇️
compliance_checker/ioos.py	83.05% <0.00%> (-2.65%)	⬇️
compliance_checker/suite.py	81.67% <0.00%> (-2.47%)	⬇️
compliance_checker/cf/cf_base.py	83.41% <0.00%> (-1.98%)	⬇️
compliance_checker/cf/cf_1_8.py	48.00% <0.00%> (-1.63%)	⬇️
compliance_checker/cf/cf_1_6.py	88.28% <0.00%> (-1.62%)	⬇️
compliance_checker/cf/cf_1_7.py	93.20% <0.00%> (-1.43%)	⬇️
compliance_checker/cf/util.py	54.29% <0.00%> (-1.17%)	⬇️
compliance_checker/runner.py	75.42% <0.00%> (-1.12%)	⬇️
... and 4 more

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[ocefpaf]

The integration tests and pre-commit errors should not be fixed in this PR. This is mostly boilerplate stuff for the CIs.
I can send a new PR to address the other two later.