debugger: Don't spawn unnecessary process (#32827)

Before this change, when spawning a child session we'd launch an extra
node process that would immediately die because it couldn't listen on
the debugger port

Release Notes:

- N/A
783412fa1dConrad Irwin committed on 6/17/2025, 1:08:56 AM· committed by GitHubparent6d96f8b
1 file changedLine totals unavailable