Merge main into releases/v2

[github-actions]

Merging a2d725d into releases/v2.

Conductor for this PR is @dbartol.

Contains the following pull requests:

• Update default bundle to 2.13.5 #1743 (@dbartol)
• Mergeback v2.20.2 refs/heads/releases/v2 into main #1747 (@angelapwen)
• Telemetry: send event report times as ISO strings #1751 (@angelapwen)
• Remove feature flag for exporting the code scanning configuration #1752 (@henrymercer)
• Add support for new analysis summaries #1753 (@henrymercer)

Please do the following:

• Ensure the CHANGELOG displays the correct version and date.
• Ensure the CHANGELOG includes all relevant, user-facing changes since the last release.
• Check that there are not any unexpected commits being merged into the releases/v2 branch.
• Ensure the docs team is aware of any documentation changes that need to be released.
• Approve and merge this PR. Make sure Create a merge commit is selected rather than Squash and merge or Rebase and merge.
• Merge the mergeback PR that will automatically be created once this PR is merged.