Drop Godot 4.0 support #254

Job	Run time
📊 Static Checks (clang-format, black format, file format)	27s
🔧 Build (android, x86_64, android_arch=x86_64, ubuntu-20.04, android-x86_64)	3m 8s
🔧 Build (android, arm64, android_arch=arm64v8, ubuntu-20.04, android-arm64)	3m 1s
🔧 Build (ios, x86_64, ios_arch=x86_64, ios_simulator=true, macos-latest, ios-x86_64-simulator)	3m 38s
🔧 Build (ios, arm64, ios_arch=arm64, macos-latest, ios-arm64)	3m 10s
🔧 Build (linux, x86_32, i686-godot-linux-gnu_sdk-buildroot, bits=32, ubuntu-20.04, linux-x86_32)	4m 38s
🔧 Build (linux, x86_64, x86_64-godot-linux-gnu_sdk-buildroot, bits=64, ubuntu-20.04, linux-x86_64)	4m 33s
🔧 Build (linux, arm32, arm-godot-linux-gnueabihf_sdk-buildroot, bits=32, ubuntu-20.04, linux-arm32)	4m 36s
🔧 Build (linux, arm64, aarch64-godot-linux-gnu_sdk-buildroot, bits=64, ubuntu-20.04, linux-arm64)	5m 8s
🔧 Build (macos, universal, macos_arch=universal bits=64, macos-latest, macos-universal)	5m 56s
🔧 Build (windows, x86_32, bits=32, use_mingw=yes, ubuntu-20.04, amd64_x86, win-x86_32)	4m 55s
🔧 Build (windows, x86_64, bits=64, use_mingw=yes, ubuntu-20.04, amd64, win-x86_64)	6m 8s
📦 Package	1m 26s
	50m 44s

Provide feedback