Add `DEFINES_MODULE` to support downstream usage of static libs #293

Job	Run time
pod-lib-lint (ios, Debug)	9m 7s
pod-lib-lint (ios, Release)	10m 10s
pod-lib-lint (macos, Debug)	5m 36s
pod-lib-lint (macos, Release)	5m 42s
pod-lib-lint (tvos, Debug)	6m 18s
pod-lib-lint (tvos, Release)	6m 5s
pod-lib-lint (visionos, Debug)	10m 35s
pod-lib-lint (visionos, Release)	10m 16s
pod-lib-lint (watchos --skip-tests, Debug)	55s
pod-lib-lint (watchos --skip-tests, Release)	53s
	1h 5m 37s

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