Environment

• OS Version: MacOS
• Node.js Version: Tested on 12, 14, & 16

Actual behavior

**/!(*.ts) includes typescript files as results

Expected behavior

**/!(*.ts) doesn't include ts files

More info

This was working in 3.2.7, but broke in 3.2.8. This was discoverred while working on nrwl/nx#9283 (comment)