Adopt scalafmt for Scala code style #3774

Job	Run time
Version Sync	15s
Version Sync	15s
Nix flake (self-hosted, linux, normal)	6m 59s
Nix flake (self-hosted, linux, normal)	6m 59s
Nix flake (macos-13, macos-13)	1m 38s
Nix flake (macos-13, macos-13)	16m 49s
Nix flake (MacM1, self-macos-12)	27m 22s
Nix flake (MacM1, self-macos-12)	27m 22s
Check code formatting	1m 6s
Check code formatting	1m 6s
K Tests	1h 4m 45s
K Tests	1h 4m 45s
K Ubuntu Jammy Package	21m 40s
K Ubuntu Jammy Package	21m 40s
Performance Tests	11m 48s
Performance Tests	11m 48s
	4h 46m 17s

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