Secretless Broker AWS Connector may fail authentication

[Conjur-oss]

##Bug description
Steps to reproduce:

Use Secretless Broker AWS connector to authenticate a request to an AWS service (such as creating an S3 bucket).

Current Results:

Authentication fails with 403 Forbidden response from AWS.

Expected Results:

AWS API call is successful

Error Messages:

Logs:

Other Symptoms:

Tenant ID / Pod Number:

##Found in version
12.3

##Workaround Complexity
NA

##Workaround Description
There is no known workaround.

##Affects Version/s

##Link to JIRA bug
ONYX-14442

[Conjur-oss]

//Author: [email protected]

Issue: #1430

[Conjur-oss]

//Author:

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