Add required and recommended legal files

[msohn]

Bug: https://gitlab.eclipse.org/eclipsefdn/emo-team/emo/-/work_items/1218

[eclipse-otterdog]

Thank you for raising a pull request to update the configuration of your GitHub organization.
You can manually add reviewers to this PR to eventually enable auto-merging.

The following conditions need to be fulfilled for auto-merging to be available:

• valid configuration
• approved by a project lead
• does not require any secrets
• does not update settings only accessible via the GitHub Web UI
• does not remove any resource

Otterdog commands and options

You can trigger otterdog actions by commenting on this PR:

• /otterdog team-info checks the team / org membership for the PR author
• /otterdog validate validates the configuration change
• /otterdog validate info validates the configuration change, printing also validation infos
• /otterdog check-sync checks if the base ref is in sync with live settings
• /otterdog merge merges and applies the changes if the PR is eligible for auto-merging (only accessible for the author)
• /otterdog done notifies the self-service bot that a required manual apply operation has been performed (only accessible for members of the admin team)
• /otterdog apply re-apply a previously failed attempt (only accessible for members of the admin team)

[eclipse-otterdog]

The author (msohn) of this PR is associated with this organization in the role of MEMBER.

Additionally, msohn is a member of the following teams:

• technology-jgit-committers

• technology-jgit-project-leads

• technology-jgit-security

[eclipse-otterdog]

Please find below the validation of the requested configuration changes:

Diff for cc6727d

No changes.