Remove unused AppService

Author: hinerm

src/main/java/org/scijava/plugins/scripting/python/RebuildEnvironment.java

@@ -39,7 +39,6 @@
 
 import org.apposed.appose.Appose;
 import org.apposed.appose.Builder;
-import org.scijava.app.AppService;
 import org.scijava.command.Command;
 import org.scijava.launcher.Splash;
 import org.scijava.log.Logger;
@@ -58,9 +57,6 @@ public class RebuildEnvironment implements Command {
 
 	private static final int _PROGRESS_LENGTH = 80;
 
-	@Parameter
-	private AppService appService;
-
 	@Parameter
 	private Logger log;