Update Redshift driver class name

[simonmarty]

• Update Redshift Driver name

Issue #, if available:

Description of changes:

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

[codecov-commenter]

Codecov Report

Merging #174 (68e1279) into master (ec6e184) will not change coverage. The diff coverage is 100.00%.

@@            Coverage Diff            @@
##             master     #174   +/-   ##
=========================================
  Coverage     73.97%   73.97%           
  Complexity      117      117           
=========================================
  Files            11       11           
  Lines           342      342           
  Branches         42       42           
=========================================
  Hits            253      253           
  Misses           82       82           
  Partials          7        7           

Impacted Files	Coverage Δ
...tsmanager/sql/AWSSecretsManagerRedshiftDriver.java	60.00% <100.00%> (ø)

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