Update the colormap scale when masking

When the instrument view is modified so that the color map is updated,
it makes sure the scale of the color map shown in the render tab is
updated to the new values too.

qt/widgets/instrumentview/src/InstrumentWidgetMaskTab.cpp

@@ -765,6 +765,7 @@ void InstrumentWidgetMaskTab::applyMask() {
   storeMask();
   QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
   m_instrWidget->getInstrumentActor().applyMaskWorkspace();
+  m_instrWidget->setupColorMap();
   enableApplyButtons();
   QApplication::restoreOverrideCursor();
 }
@@ -774,6 +775,7 @@ void InstrumentWidgetMaskTab::applyMask() {
  */
 void InstrumentWidgetMaskTab::applyMaskToView() {
   storeMask();
+  m_instrWidget->setupColorMap();
   enableApplyButtons();
 }
 
@@ -785,6 +787,7 @@ void InstrumentWidgetMaskTab::clearMask() {
   m_detectorsToGroup.clear();
   m_instrWidget->getInstrumentActor().clearMasks();
   m_instrWidget->getInstrumentActor().updateColors();
+  m_instrWidget->setupColorMap();
   m_instrWidget->updateInstrumentView();
   enableApplyButtons();
 }