doc: updated the qml/README.md with qml-module-qtquick-dialogs

Author: D33r-Gee

src/qml/README.md

@@ -70,7 +70,7 @@ The following runtime dependencies are also required for dynamic builds;
 they are not needed for static builds:
 
 ```
-sudo apt install qml-module-qtquick2 qml-module-qtquick-controls qml-module-qtquick-controls2 qml-module-qtquick-layouts qml-module-qtquick-window2 qml-module-qt-labs-settings
+sudo apt install qml-module-qtquick2 qml-module-qtquick-controls qml-module-qtquick-controls2 qml-module-qtquick-dialogs qml-module-qtquick-layouts qml-module-qtquick-window2 qml-module-qt-labs-settings
 ```
 ##### Important: