Add CI app cloud e2e

[manskx]

What does this PR do?

Adding the following cloud e2e tests to run apps on the cloud:

• v0_app
• boring_app
• template_streamlit_ui
• template_react_ui
• template_jupyterlab
• dle_timeout
• collect_failures
• custom_work_dependencies
• drive
• payload

To make run the tests, we need to have at least the following secrets:

LIGHTNING_CLOUD_URL: lightning cloud URL e.g. https://lightning.ai
LIGHTNING_USERNAME: lightning.ai username
LIGHTNING_USER_ID: lightning.ai user ID
LIGHTNING_API_KEY: lightning.ai API key

Does your PR introduce any breaking changes? If yes, please list them.

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Did you have fun?

Make sure you had fun coding 🙃

cc @carmocca @akihironitta @Borda @tchaton @rohitgr7

[tchaton]

Let's skip those tests with PL

[tchaton]

LGTM !