Ability to authenticate using client ID

[Katsute]

Prerequisites

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• I have checked that no other similar pull request already exists.
• My code follows the general code style as the rest of the code.
• I have checked that no sensitive information is exposed.
• Build compiles.
• Build passes test cases.

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Workflow Run

https://github.com/Katsute/Mal4J/actions/runs/1478373853

Changes Made

List any changes made and/or other relevant issues.

• Add ability to authenticate with client ID only MAL no longer requires OAuth2 auth for read-only operations #256
• Throw exception on write operations when there is no token
• Change MyAnimeList.withOAuthToken(String) to MyAnimeList.withToken(String)
• [DEPRECATED] Deprecate MyAnimeList.withOAuthToken(String)
• Change MyAnimeList.refreshOAuthToken() to MyAnimeList.refreshToken()
• [DEPRECATED] Deprecate MyAnimeList.refreshOAuthToken()
• [TESTS] Update test matrix to run client and token tests
• [TESTS] Update MAL test provider
• [TESTS] SKIP write/private tests on client tests
• [TESTS] ADD tests for client ID
• [DOCS] Documentation ordering tweaks
• [DOCS] Update setup guide
• [DOCS] Update FAQ
• [DOCS] Update README