Add the MetalPerformanceShaders framework #3189

Job	Run time
Check MSRV	52s
Check formatting	8s
Lint macOS x86_64	3m 0s
Lint iOS ARMv7s	3m 3s
Lint visionOS Aarch64 simulator	3m 1s
Lint GNUStep + exceptions	1m 32s
Lint header-translator	40s
Lint test-assembly	38s
Test macOS 15 Aarch64	1m 36s
Verify header translator output	2m 11s
Check framework features	0s
${{ ((matrix.test && 'Test') \|\| 'Build') }} ${{ matrix.name }}	0s
Test Compiler-RT	23s
Assembly tests	51s
Test GNUStep with libobjc2 v1.9	1m 1s
Test on iOS simulator w. dinghy	0s
Test GNUStep with libobjc2 v2.0	1m 4s
Compiler UI	44s
Test GNUStep with libobjc2 v2.1 on nightly	1m 0s
Test GNUStep 32bit	1m 1s
	22m 45s

Provide feedback