[16.0][IMP] helpdesk_mgmt_project: Multi-company compatibility

[victoralmau]

Multi-company compatibility

Example of use case with helpdesk_mgmt_timesheet:

• Create a team with no company defined.
• Create a project A for company A.
• Create a project B for company A.
• [Company A] In the created team we define the project A.
• [Company B] In the created team we define project B
• [Company A] We create a ticket and assign the team, project A will be defined.
• [Company B] We create a ticket and assign the team, project B will be defined.

@Tecnativa TT50251

[OCA-git-bot]

This PR looks fantastic, let's merge it! Prepared branch 16.0-ocabot-merge-pr-611-by-pedrobaeza-bump-nobump, awaiting test results.

[OCA-git-bot]

Congratulations, your PR was merged at 79edc7b5935c6a954138b5e1ca18a06f392ebf63. Thanks a lot for contributing to OCA. ❤️