Upgrade AWS S3 Origin Request Signing Plugin

[ryandurfey]

Upgrade AWS S3 Origin Request Signing Plugin

1. Upgrade to AWS S3 v4
2. Add in query string support

Current Plugin Documentation
https://docs.trafficserver.apache.org/en/6.2.x/admin-guide/plugins/s3_auth.en.html?highlight=amazon

Amazon S3 Signing Current Documentation
http://docs.aws.amazon.com/general/latest/gr/sigv4_changes.html

Reference: https://issues.apache.org/jira/browse/TS-4176?jql=project%20%3D%20TS%20AND%20text%20~%20s3

Code Examples
http://docs.aws.amazon.com/general/latest/gr/signature-v4-examples.html

[ryandurfey]

Solution should also work to access google cloud origin.
saltstack/salt#31522

[mlibbey]

Shall we close this as fixed?

[ryandurfey]

Yes, please. Thank you!