Add support for certain LATENCY commands

[dvora-h]

Pull Request check-list

Please make sure to review and check all of these items:

• Does $ tox pass with this change (including linting)?
• Do the CI tests pass with this change (enable it first in your forked repo and wait for the github action build to finish)?
• Is the new or changed code fully tested?
• Is a documentation update included (if this change modifies existing APIs, or introduces new ones)?
• Is there an example added to the examples folder (if applicable)?
• Was the change added to CHANGES file?

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afterwards / while the PR is open.

Description of change

closes #1980
closes #1981
closes #1982

[codecov-commenter]

Codecov Report

Base: 92.19% // Head: 78.74% // Decreases project coverage by -13.45% ⚠️

Coverage data is based on head (bbed266) compared to base (3a121be).
Patch coverage: 100.00% of modified lines in pull request are covered.

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #2503       +/-   ##
===========================================
- Coverage   92.19%   78.74%   -13.46%     
===========================================
  Files         113      113               
  Lines       29337    29347       +10     
===========================================
- Hits        27047    23108     -3939     
- Misses       2290     6239     +3949     

Impacted Files	Coverage Δ
redis/commands/core.py	81.88% <100.00%> (-0.11%)	⬇️
tests/test_commands.py	89.92% <100.00%> (+0.07%)	⬆️
tests/test_asyncio/test_cluster.py	18.51% <0.00%> (-79.10%)	⬇️
tests/test_cluster.py	18.08% <0.00%> (-78.82%)	⬇️
redis/asyncio/cluster.py	16.96% <0.00%> (-74.72%)	⬇️
redis/cluster.py	18.81% <0.00%> (-71.54%)	⬇️
redis/asyncio/parser.py	17.30% <0.00%> (-63.47%)	⬇️
redis/commands/cluster.py	36.66% <0.00%> (-57.23%)	⬇️
redis/crc.py	45.45% <0.00%> (-54.55%)	⬇️
redis/exceptions.py	86.95% <0.00%> (-11.60%)	⬇️
... and 14 more

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[dvora-h]

@shacharPash @vladvildanov