[WIP] Refactor Remote Client Kernel Management

[hlouzada]

Description of Changes

• Update Base API to handle the "ensure" server/connection/kernel logic
• Refactor Jupyter API using the new module system and Base API #PR: Add remote filesystem API to the Remote client plugin #23381
• Update main Plugin's
• Move the plugin's "create new kernel" and "container" logic to ipythonconsole.
• Move kernel's implementation tests to ipythonconsole.
• Implement Jupyter API unit testing.

• Wrote at least one-line docstrings (for any new functions)
• Added unit test(s) covering the changes (if testable)

• Included a screenshot or animation (if affecting the UI, see Licecap)

Refactor the remoteclient plugin's remote kernel logic so the kernels magnament
are done in ipythonconsole plugin using the base Jupyter's API with the new modules system.

Affirmation

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and understand I am releasing the same under Spyder's MIT (Expat) license.

I certify the above statement is true and correct: @hlouzada