Add cura-camera-position plug-in to commonly installed plug-ins

I've had it on for a while to make sure we keep maintaining it.

.gitignore

@@ -39,6 +39,7 @@ cura.desktop
 
 #Externally located plug-ins commonly installed by our devs.
 plugins/cura-big-flame-graph
+plugins/cura-camera-position
 plugins/cura-god-mode-plugin
 plugins/cura-siemensnx-plugin
 plugins/CuraBlenderPlugin