[DOC] Clarify communication pathways

[tsalo]

Closes #478.

Changes proposed in this pull request:

• Add section in Support and Communication page on how and when each of the established communication pathways should be used.

[codecov]

Codecov Report

Merging #742 (965979d) into main (8aeadcc) will not change coverage.
The diff coverage is n/a.

❗ Current head 965979d differs from pull request most recent head fc2d089. Consider uploading reports for the commit fc2d089 to get more accurate results

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  Files          27       27           
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[jbteves]

This looks good. Do we want to include a link to our newsletter repo, however?

[eurunuela]

LGTM! Thanks Taylor!

[tsalo]

Cancelling the integration tests because this only impacts the documentation. I'll use my admin privileges to merge once I have the necessary reviews.

[jbteves]

LGTM, thanks @tsalo !