[sarif] Updating to sarif sdk version 2.1.2 (#35786)
[sarif] Updating to sarif sdk version 2.1.2 (#35786)

* update to Sarif Version 2.1.0-rtm.0

* Updating to Sarif sdk schema 2.1.2

markogresak/DefinitelyTyped,georgemarshall/DefinitelyTyped,mcliment/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,dsebastien/DefinitelyTyped,georgemarshall/DefinitelyTyped,dsebastien/DefinitelyTyped