feat: Add the SecretStoreTokenClient http client

[lindseysimple]

Fixes #980. Add the SecretStoreTokenClient http client for invoke the secretstore-setup serivce API.

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Codecov Report

Attention: Patch coverage is 24.39024% with 31 lines in your changes missing coverage. Please review.

Project coverage is 42.95%. Comparing base (62fd26d) to head (c8bd699).

Files with missing lines	Patch %	Lines
clients/interfaces/mocks/SecretStoreTokenClient.go	0.00%	23 Missing ⚠️
clients/http/secretstoretoken.go	55.55%	6 Missing and 2 partials ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #981      +/-   ##
==========================================
- Coverage   43.06%   42.95%   -0.11%     
==========================================
  Files         117      119       +2     
  Lines        7164     7205      +41     
==========================================
+ Hits         3085     3095      +10     
- Misses       3738     3767      +29     
- Partials      341      343       +2     

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[cloudxxx8]

LGTM