FPS decrease in singleplayer

Describe the bug
slight decrese in performance in singleplayer.

To Reproduce
Steps to reproduce the behavior:

1. install any mod that lets you see your average fps(used FPS - Display in this case)
2. create a world
3. watch average fps with and without the mod

Expected behavior
get the same amounth of fps

Screenshots
with the mod:

without the mod:

Runtime info (please complete the following information):

• OS: windows 11
• Minecraft version: 1.21.5 but any version has this bug (i've tested)
• Mod version: any
• Mod branch: (fill this if you are not using the default ver branches)

Crash reports / logs

Other mods
FPS - Display
modmenu
fabricapi
Text Placeholder API
Cloth Config API

Checklist

• I am using the official version of the mod.
• I tried the latest development version but the issue persists.
• I searched for similar open issues and could not find an existing bug report on this.

Additional context

[Raphdf201]

The mod is made for many players, maybe it is just not optimized for singleplayer

[ishland]

Please provide screenshots with F3 and logs.