Added `DDScopedConfig3D` for future scoped settings #278

Job	Run time
🕸 Web (wasm32, template_debug)	1m 32s
🐧 Linux (x86_64, editor)	1m 0s
🕸 Web (wasm32, template_release)	1m 46s
🍏 MacOS (universal, editor)	2m 31s
🐧 Linux (x86_64, template_release)	1m 8s
🍏 MacOS (universal, template_release)	2m 7s
🏁 Windows (x86_64, editor)	2m 39s
🤖 Android (arm32, template_debug)	59s
🏁 Windows (x86_64, template_release)	3m 3s
🤖 Android (arm32, template_release)	47s
🤖 Android (arm64, template_debug)	1m 5s
🤖 Android (arm64, template_release)	39s
🤖 Android (x86_32, template_debug)	1m 1s
🤖 Android (x86_32, template_release)	57s
🤖 Android (x86_64, template_debug)	45s
🤖 Android (x86_64, template_release)	55s
📦 Collect GDExtension binaries	7s
	23m 1s

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