Update sbt to 1.9.6 (#351) #427

Job	Run time
build (ubuntu-latest)	6m 3s
scripted (ubuntu-latest, 1.2.8)	9m 21s
build (macos-latest)	6m 9s
scripted (ubuntu-latest, 1.3.13)	7m 45s
build (windows-latest)	7m 50s
scripted (ubuntu-latest, project)	7m 56s
scripted (macos-latest, 1.2.8)	12m 42s
scripted (macos-latest, 1.3.13)	11m 7s
scripted (macos-latest, project)	8m 46s
scripted (windows-latest, 1.2.8)	12m 12s
scripted (windows-latest, 1.3.13)	11m 15s
scripted (windows-latest, project)	11m 45s
ci-passed	1s
	1h 52m 52s

Provide feedback