Fix spotless divergence for FilterContoursPipe #2946

Job	Run time
photonclient-build	1m 28s
photon-build-all	4m 38s
photonclient-check-lint	28s
Build Examples	3m 39s
wpiformat	25s
Photonlib - Build Docker - Athena	10m 18s
Photonlib - Build Docker - Raspbian	11m 18s
Photonlib - Build Docker - Aarch64	9m 54s
Photonlib - Build Host - Win64	10m 56s
Photonlib - Build Host - Linux	4m 56s
photonserver-build-offline-docs	1m 0s
photonserver-check-lint	40s
Build fat JAR - Win64	3m 2s
Build fat JAR - macOS	2m 1s
Build fat JAR - Linux	1m 44s
Build fat JAR - macOSArm	2m 25s
Build fat JAR - LinuxArm32	1m 37s
Build fat JAR - LinuxArm64	1m 40s
Build image - ${{ matrix.image_url }}	0s
photon-release	0s
	1h 12m 9s

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