Fix typo, improve debuggung

src/main/java/de/uni/bremen/grapa/library/algorithms/NativeMaximumCliqueEnumerationSolver.java

@@ -28,7 +28,7 @@ import java.util.Set;
  * Calls a native MCE solver on an undirected graph instance.
  * The solver is expected to be an executable binary called mce_solver in the working directory.
  */
-public class NativeMaximumCliqueEnnumerationSolver {
+public class NativeMaximumCliqueEnumerationSolver {
 
     private GetUndirectedGraph getUndirectedGraph = new GetUndirectedGraph();