feat(aws): add MemoryDB service

[sansns]

Context

Add MemoryDB Service

Description

Added MemoryDB Service, Client, and Service Test

This can be used to build a full suite of checks for the MemoryDB service

Checklist

• Are there new checks included in this PR? No
  • If so, do we need to update permissions for the provider? Please review this carefully. SecurityAudit contains memorydb:DescribeClusters
• Review if the code is being covered by tests.
• Review if code is being documented following this specification https://github.com/google/styleguide/blob/gh-pages/pyguide.md#38-comments-and-docstrings
• Review if backport is needed.

License

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[sansns]

@sergargar @jfagoagas Can either of you rerun the tests for this PR?

[codecov]

Codecov Report

Attention: Patch coverage is 93.93939% with 2 lines in your changes missing coverage. Please review.

Project coverage is 89.73%. Comparing base (93d2579) to head (86be9ea).
Report is 41 commits behind head on master.

Files with missing lines	Patch %	Lines
...roviders/aws/services/memorydb/memorydb_service.py	93.93%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5546      +/-   ##
==========================================
+ Coverage   89.66%   89.73%   +0.07%     
==========================================
  Files        1083     1087       +4     
  Lines       33462    33652     +190     
==========================================
+ Hits        30004    30198     +194     
+ Misses       3458     3454       -4     

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[MrCloudSec]

Hi @sansns, can you add a check to the service? If not, Prowler will not even execute this code. Thanks!