Fix issue with route recalculation crash

OsmAnd/src/net/osmand/plus/routing/RoutingHelper.java

@@ -921,10 +921,10 @@ public class RoutingHelper {
 				currentRunningJob = new Thread(new Runnable() {
 					@Override
 					public void run() {
+						synchronized (RoutingHelper.this) {
 							try {
 								r.run();
 							} finally {
-							synchronized (RoutingHelper.this) {
 								currentRunningJob = null;
 							}
 						}