readme: Updated required GTK package to version 3

[skip ci]
This commit is contained in:
rdb 2023-02-19 13:34:21 +01:00
parent 5f83882858
commit c20af83297

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@ -113,7 +113,7 @@ If you are on Ubuntu, this command should cover the most frequently
used third-party packages:
```bash
sudo apt-get install build-essential pkg-config fakeroot python3-dev libpng-dev libjpeg-dev libtiff-dev zlib1g-dev libssl-dev libx11-dev libgl1-mesa-dev libxrandr-dev libxxf86dga-dev libxcursor-dev bison flex libfreetype6-dev libvorbis-dev libeigen3-dev libopenal-dev libode-dev libbullet-dev nvidia-cg-toolkit libgtk2.0-dev libassimp-dev libopenexr-dev
sudo apt-get install build-essential pkg-config fakeroot python3-dev libpng-dev libjpeg-dev libtiff-dev zlib1g-dev libssl-dev libx11-dev libgl1-mesa-dev libxrandr-dev libxxf86dga-dev libxcursor-dev bison flex libfreetype6-dev libvorbis-dev libeigen3-dev libopenal-dev libode-dev libbullet-dev nvidia-cg-toolkit libgtk-3-dev libassimp-dev libopenexr-dev
```
Once Panda3D has built, you can either install the .deb or .rpm package that