refactor(redis): driver improvements

[itpropro]

• Refactored redis driver to conform with unstorage driver standards
• Added tests with in-memory redis
• Added cluster support, fixes Redis Cluster #157
• Updated docs

[codecov]

Codecov Report

Merging #160 (afa405d) into main (0614d36) will increase coverage by 10.83%.
The diff coverage is 95.00%.

❗ Current head afa405d differs from pull request most recent head 7a70c29. Consider uploading reports for the commit 7a70c29 to get more accurate results

@@             Coverage Diff             @@
##             main     #160       +/-   ##
===========================================
+ Coverage   78.90%   89.73%   +10.83%     
===========================================
  Files          22       16        -6     
  Lines        2223     1423      -800     
  Branches      391      321       -70     
===========================================
- Hits         1754     1277      -477     
+ Misses        469      146      -323     

Impacted Files	Coverage Δ
src/drivers/redis.ts	96.20% <95.00%> (+0.55%)	⬆️
src/index.ts	95.65% <0.00%> (-0.78%)	⬇️
src/drivers/mongodb.ts
src/drivers/azure-key-vault.ts
src/drivers/azure-storage-blob.ts
src/drivers/azure-cosmos.ts
src/drivers/azure-storage-table.ts
src/drivers/azure-app-configuration.ts

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[pi0]

Thanks 💯