Add generated test for statics #3294

Job	Run time
Check formatting	9s
Check MSRV	57s
Lint macOS x86_64	3m 23s
Lint iOS ARMv7s	3m 27s
Lint visionOS Aarch64 simulator	3m 15s
Lint GNUStep + exceptions	1m 24s
Lint header-translator	28s
Lint test-assembly	29s
Test macOS 15 Aarch64	1m 27s
Assembly tests	52s
Verify header translator output	1m 54s
Check framework features	0s
${{ ((matrix.test && 'Test') \|\| 'Build') }} ${{ matrix.name }}	0s
Test Compiler-RT	28s
Test GNUStep with libobjc2 v1.9	56s
Compiler UI	48s
Test GNUStep with libobjc2 v2.0	1m 17s
Test on iOS simulator w. dinghy	0s
Test GNUStep with libobjc2 v2.1 on nightly	1m 2s
Test GNUStep 32bit	1m 20s
	23m 36s

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