2.0.0 Release Candidate 28

What's Changed

• chore: update branch protection rules, issue management workflow by @MIchaelMainer in #214
• Update required status checks by @Ndiritu in #216
• Generated beta models and request builders by @andrueastman in #215
• Generated beta models and request builders by @andrueastman in #218
• Disable php-http discovery by @Ndiritu in #220
• Bump Graph core by @Ndiritu in #224
• Generated beta models and request builders by @andrueastman in #226
• 2.0.0-RC28 by @Ndiritu in #227

Full Changelog: 2.0.0-RC27...2.0.0-RC28