Make sdk async

[mbenita-Cyberark]

Desired Outcome

Sdk will be able to run in sync and async mode

Implemented Changes

We made all the Client public functions async and add the option to run initialize the client in a sync mode

• Removed asyncio.run from http_wrapper
• Asynced all the way up
• Added decorator that wraps the async functions with asyncio.run if the Client initialized with async_mode = False
• Once the PR is ready we will update the Readme file with the relevant changes

You can test it by running

c = Client(conjur_data, credentials_provider=credentials_provider,
               ssl_verification_mode=SslVerificationMode.INSECURE, async_mode=False)
    print(c.login())
c = Client(conjur_data, credentials_provider=credentials_provider,
               ssl_verification_mode=SslVerificationMode.INSECURE)
    print(asyncio.run(c.login()))

Changelog

• [ ] The CHANGELOG has been updated, or
• [ ] This PR does not include user-facing changes and doesn't require a CHANGELOG update

Test coverage

• [ ] This PR includes new unit and integration tests to go with the code changes, or
• [ ] The changes in this PR do not require tests

Documentation

• [ ] Docs (e.g. READMEs) were updated in this PR
• [ ] A follow-up issue to update official docs has been filed here: [insert issue ID]()
• [ ] This PR does not require updating any documentation

Behavior

• [ ] This PR changes product behavior and has been reviewed by a PO, or
• [ ] These changes are part of a larger initiative that will be reviewed later, or
• [ ] No behavior was changed with this PR

Security

• [ ] Security architect has reviewed the changes in this PR,
• [ ] These changes are part of a larger initiative with a separate security review, or
• [ ] There are no security aspects to these changes