Exported Projects with References to EditorPlugin Crash

[Gastronok]

Godot version:
3.2.2.stable.official

OS/device including version:
Windows 7, 64-bit.

Issue description:
Exporting a project that references EditorPlugin, even if that code branch isn't used, will fail to run.

Steps to reproduce:
Create a project which references an EditorPlugin via GDScript in any capacity. Export a Windows Desktop release EXE. It will fail with, Parse Error: The identifier "EditorPlugin" isn't declared in the current scope.

Minimal reproduction project:
Example.zip

[Xrayez]

There's likely a solution to this, but worth linking #26649 which could help those editor-only/debug-only cases as seen in the minimal project.