Raster masks: warn user in GUI when a module providing a raster mask … #863

Job	Run time
Linux.noble.GNU14.skiptest.Debug.Ninja	4m 47s
Linux.noble.GNU14.nofeatures.Debug.Ninja	5m 8s
Linux.noble.GNU14.skiptest.Release.Ninja	5m 45s
Win64.UCRT64.skiptest.Debug.Ninja	22m 49s
Linux.noble.GNU14.nofeatures.Release.Ninja	4m 59s
Win64.UCRT64.nofeatures.Debug.Ninja	21m 42s
Linux.noble.LLVM16.skiptest.Debug.Ninja	6m 39s
macOS.${{ matrix.compiler.compiler }}.${{ matrix.build.xcode }}.${{ matrix.target }}.${{ matrix.btype }}.${{ matrix.generator }}	0s
Win64.UCRT64.skiptest.Release.Ninja	22m 37s
Linux.noble.LLVM16.nofeatures.Debug.Ninja	5m 6s
Win64.UCRT64.nofeatures.Release.Ninja	21m 49s
Linux.noble.LLVM16.skiptest.Release.Ninja	7m 9s
Linux.noble.LLVM16.nofeatures.Release.Ninja	5m 51s
	2h 14m 21s

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