Fix tests for Redis 7

[dvora-h]

Pull Request check-list

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• Does $ tox pass with this change (including linting)?
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• Is the new or changed code fully tested?
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Description of change

#2153

[codecov-commenter]

Codecov Report

Merging #2182 (c36a4f2) into master (c54dfa4) will decrease coverage by 0.02%.
The diff coverage is 34.04%.

@@            Coverage Diff             @@
##           master    #2182      +/-   ##
==========================================
- Coverage   91.88%   91.85%   -0.03%     
==========================================
  Files         108      108              
  Lines       27389    27387       -2     
==========================================
- Hits        25166    25157       -9     
- Misses       2223     2230       +7     

Impacted Files	Coverage Δ
redis/cluster.py	90.34% <ø> (ø)
tests/test_command_parser.py	93.87% <ø> (-0.47%)	⬇️
tests/test_scripting.py	93.67% <0.00%> (ø)
tests/test_commands.py	89.93% <7.14%> (+0.12%)	⬆️
tests/test_function.py	29.06% <9.09%> (+1.48%)	⬆️
tests/test_cluster.py	97.03% <25.00%> (+0.24%)	⬆️
tests/test_asyncio/test_commands.py	98.06% <78.57%> (-1.54%)	⬇️
redis/commands/parser.py	63.33% <100.00%> (-4.45%)	⬇️
tests/test_encoding.py	98.75% <100.00%> (ø)
... and 19 more

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