Filter backend tests jobs

[phiz71]

Issue

N/A

Description

Filter backend tests jobs to test only what have changed. Here are the rules:

Changed files	What is tested
.circleci/**, pom.xml, .gitignore, .prettierrc, gravitee-apim-e2e/**	Definition, Gateway, Plugins, Repository, Rest API, Integration tests
gravitee-apim-definition	Definition, Gateway, Plugins, Repository, Rest API, Integration tests
gravitee-apim-repository	Definition, Gateway, Plugins, Repository, Rest API, Integration tests
gravitee-apim-gateway	Gateway, Integration tests
gravitee-apim-integration-tests	Integration tests
gravitee-apim-plugin	Plugins, Integration tests
gravitee-apim-rest-api	Rest API

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📚  View the storybook of this branch here

[phiz71]

I put this PR in draft because I think we need to discuss the E2E case.

[gaetanmaisse]

:wow: