chore(main): release 6.1.0

[release-please[bot]]

:robot: I have created a release beep boop

6.1.0 (2022-07-04)

Features

• Added contacts field to findings attributes, specifying Essential Contacts defined at org, folder or project level within a GCP org (3937d33)
• support regapic LRO (#495) (7bfc2bd)

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[release-please[bot]]

:robot: Release is at https://github.com/googleapis/nodejs-security-center/releases/tag/v6.1.0 :sunflower:

[release-tool-publish-reporter[bot]]

The release build has started, the log can be viewed here. :sunflower:

[release-tool-publish-reporter[bot]]

:egg: You hatched a release! The release build finished successfully! :purple_heart: