Invoke webkit-patch apply-watchlist command with Python 3.
Created attachment 437267 [details] Patch
Test runs: https://ews-build.webkit-uat.org/#/builders/2/builds/99 https://ews-build.webkit-uat.org/#/builders/2/builds/108 https://ews-build.webkit-uat.org/#/builders/2/builds/112
Committed r281992 (241299@main): <https://commits.webkit.org/241299@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 437267 [details].
<rdar://problem/82723412>