Can't grab outputs from visual shader node's when the visual shader editor is zoomed out a little

[AaronRecord]

Godot version:

3.2.3 stable

OS/device including version:

Windows 10, with a 3200x1800 display at 250% scaling if that's relevant

Issue description:

2021-02-25_13-30-59_Trim.mp4

Steps to reproduce:
Try what I tried in the video

Minimal reproduction project:

[Calinou]

cc @Chaosus

[AaronRecord]

I found some more weird and probably related behaviour:

2021-02-25_15-35-10_Trim.mp4

[Chaosus]

It's a GraphEdit bug, affected both VisualScripts/VisualShaders and perhaps custom GraphEdit's of the users.