[Bug] Color Grading Race Condition

[Lyzev]

Describe the Bug

The color grading module renders into the mc fbo while using its color attachment.

Steps to Reproduce

Use color grading (the bug does not occur on all graphics cards)

Expected Behavior

no race condition

Actual Behavior

race condition, for an example see #168

Operating System

Windows

Before Submitting a Bug Report

• I have checked that this bug was not already reported.

• I am able to reproduce this bug on the latest development build.

Additional Context

No response