feat: server initiatied calls

[AhmedLotfy02]

Related Issue

-Incase of server initiated calls this fails as there's no listener on the server.

Closes: #1572

Describe the changes you've made

In case of SMTP: client and smtp server will initiate the protocol then the client send the mail.

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Code style update (formatting, local variables)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Please let us know if any test cases are added

Please describe the tests(if any). Provide instructions how its affecting the coverage.

Describe if there is any unusual behaviour of your code(Write NA if there isn't)

A clear and concise description of it.

Checklist:

• My code follows the style guidelines of this project.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings.
• I have added tests that prove my fix is effective or that my feature works.
• New and existing unit tests pass locally with my changes.

Screenshots (if any)

Original	Updated
original screenshot	updated screenshot

[AhmedLotfy02]

@shivamsouravjha
The client and the smtp server initiated successfully

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But while Keploy recording the outgoing and encode the Ok message from the server to send the email data it failed:

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and this is the error:

[shivamsouravjha]

@AhmedLotfy02 can you please update the PR as many of the tests are breaking