v1.2.0-rc.1

What's Changed

• added security-scan versioning info in readme by @vardhaman22 in #366
• [release v1.2] update chart to 6.3.0-rc.1 by @vardhaman22 in #365
• [release/v1.2] sync chart 6.3.0 by @vardhaman22 in #373
• [release/v1.2] [v2.9] chart update by @vardhaman22 in #383

Full Changelog: v1.0.16...v1.2.0-rc.1