fix: Deactivate active tool on Escape key press

src/ViewportWidget.cpp

@@ -1639,7 +1639,7 @@ void ViewportWidget::keyPressEvent(QKeyEvent *event)
             update();
             return;
         }
-        if (m_isDefiningRectangle) {
+		else if (m_isDefiningRectangle) {
             m_isDefiningRectangle = false;
             setProperty("widthInput", "");
             setProperty("heightInput", "");
@@ -1647,12 +1647,17 @@ void ViewportWidget::keyPressEvent(QKeyEvent *event)
             update();
             return;
         }
-        if (m_isSelectingPlane) {
+		else if (m_isSelectingPlane) {
             m_isSelectingPlane = false;
             m_highlightedPlane = SketchPlane::NONE;
             m_currentPlane = SketchPlane::XY;
             update();
             return;
+        }
+		else if (m_activeTool) {
+            emit toolDeactivated();
+            update();
+            return;
         }
     }
     QOpenGLWidget::keyPressEvent(event);