Fix generic parameters in composers

Author: pcastornii

patternfx-demo/src/main/java/com/techsenger/patternfx/demo/mvp/RegistryFxView.java

@@ -42,7 +42,7 @@ public class RegistryFxView<P extends RegistryPresenter<?, ?>> extends AbstractP
 
     public class Composer extends AbstractParentFxView<P>.Composer implements RegistryComposer {
 
-        private final RegistryFxView<?> view = RegistryFxView.this;
+        private final RegistryFxView<P> view = RegistryFxView.this;
 
         @Override
         public DialogPort showDialog() {

patternfx-mvp/src/main/java/com/techsenger/patternfx/mvp/AbstractChildFxView.java

@@ -28,7 +28,7 @@ public abstract class AbstractChildFxView<P extends ChildPresenter<?, ?>>
 
     public class Composer extends AbstractParentFxView<P>.Composer implements ChildFxView.Composer {
 
-        private final AbstractChildFxView<?> view = AbstractChildFxView.this;
+        private final AbstractChildFxView<P> view = AbstractChildFxView.this;
 
         @Override
         public ParentPort getParent() {