Use mrcal for camera-calibration #664

Job	Run time
Gradle Build	3m 44s
Build Examples	4m 33s
PhotonClient Build	38s
Build Offline Docs	41s
Photonlib - Build Host - Win64	7m 29s
Photonlib - Build Docker - Athena	8m 20s
Photonlib - Build Host - macOS	9m 42s
Photonlib - Build Docker - Raspbian	9m 8s
Photonlib - Build Host - Linux	4m 59s
Photonlib - Build Docker - Aarch64	8m 38s
Build fat JAR - Win64	1m 57s
Build fat JAR - macOS	2m 41s
Build fat JAR - Linux	1m 10s
Build fat JAR - macOSArm	1m 58s
Build fat JAR - LinuxArm32	1m 8s
Build fat JAR - LinuxArm64	1m 49s
Build image - ${{ matrix.image_url }}	0s
release	0s
	1h 8m 35s

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