Clarify the language of the Data Privacy and Security section

[jmacdotorg]

https://docs.coderabbit.ai/?#data-privacy-and-security

It should apply more recent and precise language seen on http://trust.coderabbit.ai

[linear]

ENG-1259 Clarify the language of the Data Privacy and Security section