Support for Yii Modules in `x-route` and pertinent places

[SOHELAHMED7]

Related issues:

• ✅ Implemented Methods naming for non crud actions cebe/yii2-openapi#144
• ✅ Fixed in Resolve: Methods naming for non crud actions #144 #13 - How to generate controller code with distinct method names in case of prefix in paths cebe/yii2-openapi#84
• Api versioning prefix cebe/yii2-openapi#85
• ✅ Fixed Controller namespace issue for modules in urlPrefixes #39

Related pull requests:

• 2 0 improves cebe/yii2-openapi#88
• Resolve: Methods naming for non crud actions #144 #13 (x-route is introduced in this PR)

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• Also go through issues and pull request and its discussion to check all parts works as intended. And if any tests are needed, add it
• Probably 'prefix' => '' does not work

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• Module.php file is not generated in case of urlPrefixes
• Fix all issues related to route, path, namespace
• Support nested modules
• All above for both RestAction and FractalAction
• Resolve all TODOs of TODO.taskpaper

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PR is #38