Remove unused code

Author: YongGoose

lib/src/main/java/com/diffplug/spotless/LintState.java

@@ -34,11 +34,6 @@ public class LintState {
 		this.lintsPerStep = lintsPerStep;
 	}
 
-	@Nullable
-	public List<List<Lint>> getLintsPerStep() {
-		return lintsPerStep;
-	}
-
 	public DirtyState getDirtyState() {
 		return dirtyState;
 	}