support whitespace in author fields by wrapping in parenthesis (regex…

Created by: coury-clark

#40707

Supports whitespace in author field by wrapping the resulting regexp in a group.

Test plan

Unit tests and tested locally

{
            "label": "coury-clark",
            "count": 198,
            "query": "type:commit author:(^coury-clark$) insight"
},

Created by: chwarwick

Review: Approved

Merged by: chwarwick at 2022-08-23 23:28:54 UTC