[8.7.0] bump to 8.7.0 and resolve re2 node18 compatibility

[nick-funk]

What does this PR do?

Bumps Coral to 8.7.0.

This release candidate is being QA'ed on dev2.

These changes will impact:

• [ ] commenters
• [ ] moderators
• [ ] admins
• [X] developers

What changes to the GraphQL/Database Schema does this PR introduce?

None

Does this PR introduce any new environment variables or feature flags?

No

If any indexes were added, were they added to INDEXES.md?

None

How do I test this PR?

• Complete QA on dev2 for the release candidate

Were any tests migrated to React Testing Library?

No

How do we deploy this PR?

• following standard release process for this RC

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