Log which user triggered a dag

[tooptoop4]

Description

For audit purposes the username who triggered a dagrun should be logged (or stored in the metadb, shown in UI). Whether they logged into the UI and clicked trigger or used API to trigger a dagrun this should be captured.
ie userX triggered dagrunY with execDateZ
userA triggered dagrunB with execDateC

Use case/motivation

Want to know who interacted with adhoc dagruns

Related issues

no

Are you willing to submit a PR?

• Yes I am willing to submit a PR!

Code of Conduct

• I agree to follow this project's Code of Conduct

[doowhtron]

In the menu Browse -> logs, you may find what you need

[potiuk]

Related to #18217 - maybe you want to cooperate with @alex-astronomer and also add this one @tooptoop4 ?