Add distributed tests to run-readme-pr.yml #2425

Job	Run time
test-gguf-mps-macos / macos-job	7m 57s
test-quantization-mps-macos / macos-job	7m 32s
test-readme-mps-macos / macos-job	4m 17s
test-advanced-mps-macos / macos-job	8m 10s
test-evaluation-mps-macos / macos-job	9m 0s
test-multimodal-mps-macos / macos-job	3m 26s
test-native-mps-macos / macos-job	4m 33s
	44m 55s

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