Added missing parameter from current_user_recently_played()

[marioortizmanero]

Credits to @hellbound22 for the original PR: #198. I've rewritten it for the updated rspotify and applied the review comments.

Description

Fix the implementation of current_user_recently_played() with the missing parameters.

Motivation and Context

The Spotify web api of current_user_recently_played() has the parameters before and after that are not implemented in this crate.

Dependencies

None

Type of change

Please delete options that are not relevant.

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

How Has This Been Tested?

The OAuth2 test passes when adding the None as the second parameter. Might have to write another test when the Option is Some(_)

Also, been using this with success in a project of mine.

Please also list any relevant details for your test configuration

• test_with_oauth::test_current_user_recently_played()