Test github actions for Linux #55

Job	Run time
Docker Runner Tests (3.12)	4m 23s
Build and Publish Docker Image for testing Conan	1m 54s
Docker Runner Tests (3.9)	4m 49s
Conan unittests (3.12.3)	1m 43s
Conan integration (3.12.3)	3m 47s
Conan functional (3.12.3)	4m 54s
Conan unittests (3.9.2)	1m 43s
Conan integration (3.9.2)	4m 8s
Conan functional (3.9.2)	5m 24s
Conan unittests (3.8.6)	1m 32s
Conan integration (3.8.6)	4m 3s
Conan functional (3.8.6)	5m 12s
Conan unittests (3.6.15)	1m 46s
Conan integration (3.6.15)	4m 36s
Conan functional (3.6.15)	5m 43s
Deploy to TestPyPI	0s
	55m 37s

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