chore: add open collective documentation

[evenstensberg]

Summary

Adds documentation on how we manage funds to be more transparent. Extention of https://github.com/webpack/tsc/blob/main/FUNDING.md to provide in depth what our priorities are.

What kind of change does this PR introduce?

Documentation

Did you add tests for your changes?

N/A

Does this PR introduce a breaking change?

No

If relevant, what needs to be documented once your changes are merged or what have you already documented?

N/A

Use of AI

Wrote the document myself and had copilot review it for errors.

[avivkeller]

Blocking until the next TSC meeting

[evenstensberg]

FYI This is also not something we made up. Webpack has been following this procedure before the TSC was formed and is a document how we manage our finances the best.

[avivkeller]

Suggested change

	# Open Collective
	## Intent
	This documentation is intended to provide guidance on how funds from Open Collective is used in the organization the reasoning behind it.
	# webpack Funding & Disbursement Policy
	This policy governs the collection, approval, and disbursement of all funds held by or on behalf of the webpack project, which includes, but is not limited to:
	- Open Collective (funds legally held by Open Source Collective, the project's fiscal host)

We should make this policy binding by tighting up some of the phrases, e.g.

[evenstensberg]

@avivkeller @ovflowd any questions about the documentation?

[ovflowd]

Also blocking. There are a few holes in here that we need to address during the TSC meeting.

[evenstensberg]

@ovflowd you can write them here so i can fix

[ovflowd]

@ovflowd you can write them here so i can fix

Sorry, no. We have a meeting for that 🙏

[evenstensberg]

The meeting is public, so there's no harm in addressing issues here?