avm2: Implement Matrix3D with 2D support only #27143

Job	Run time
Paths filter	7s
Lints with Rust stable	3m 16s
Test Rust stable / ubuntu-24.04	4m 35s
Lints with Rust beta	3m 30s
Test Rust stable / windows-latest	10m 27s
Lints with Rust nightly	3m 53s
Test Rust ${{ matrix.rust_version }} / ${{ matrix.os }}	0s
Check dependencies	1m 32s
Test Rust stable / macos-14	3m 39s
Test Rust nightly / ubuntu-24.04	8m 52s
Test Rust beta / ubuntu-24.04	4m 46s
	44m 37s

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