Update scalafmt-core to 3.8.6 #1025

Job	Run time
Submit Dependencies	0s
Generate Site (ubuntu-22.04, temurin@11)	4m 15s
Test (ubuntu-22.04, 2.13, temurin@8, root-spark35)	1m 38s
Test (ubuntu-22.04, 2.12, temurin@8, root-spark33)	2m 1s
Test (ubuntu-22.04, 2.12, temurin@8, root-spark34)	2m 1s
Test (ubuntu-22.04, 2.12, temurin@8, root-spark35)	2m 4s
Publish Artifacts	0s
	11m 59s

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