Better looks if we have just one button "change image"

--HG--
branch : feature

src/app/valentina/dialogs/dialogpatternproperties.cpp

@@ -632,7 +632,6 @@ void DialogPatternProperties::InitImage()
     ui->imageLabel->setScaledContents(true);
 
     connect(ui->changeImageButton, &QPushButton::clicked, this, &DialogPatternProperties::ChangeImage);
-    connect(ui->deleteImageButton, &QPushButton::clicked, this, &DialogPatternProperties::DeleteImage);
     connect(ui->imageLabel, &QWidget::customContextMenuRequested, this, &DialogPatternProperties::ShowContextMenu);
 
     deleteAction      = new QAction(tr("Delete image"), this);

src/app/valentina/dialogs/dialogpatternproperties.ui

@@ -92,13 +92,6 @@
              </property>
             </widget>
            </item>
-           <item>
-            <widget class="QPushButton" name="deleteImageButton">
-             <property name="text">
-              <string>delete image</string>
-             </property>
-            </widget>
-           </item>
            <item>
             <widget class="QLabel" name="imageLabel">
              <property name="sizePolicy">