Remove unused MathUtils.orthogonalizeRotationMatrix() (#944) #3066

Job	Run time
photonclient-check-lint	36s
photonclient-build	1m 0s
photon-build-all	4m 28s
Build Examples	3m 56s
Photonlib - Build Docker - Athena	13m 26s
wpiformat	23s
Photonlib - Build Host - Win64	12m 43s
photonserver-build-offline-docs	1m 3s
Photonlib - Build Docker - Raspbian	16m 3s
Photonlib - Build Host - Linux	6m 3s
Photonlib - Build Docker - Aarch64	12m 41s
photonserver-check-lint	56s
Build fat JAR - Win64	3m 6s
Build fat JAR - macOS	3m 20s
Build fat JAR - Linux	1m 48s
Build fat JAR - macOSArm	2m 50s
Build fat JAR - LinuxArm32	1m 43s
Build fat JAR - LinuxArm64	1m 43s
Build image - https://api.github.com/repos/photonvision/photon-pi-gen/releases/tags/v2023.1.3_arm64	12m 47s
Build image - https://api.github.com/repos/photonvision/photon-pi-gen/releases/tags/v2023.2.2_limelight-arm64	9m 12s
photon-release	2m 5s
	1h 51m 52s

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