Show the 3D cursor by default

Was committed as part of unrelated change: D3198.

source/blender/blenloader/intern/versioning_280.c

@@ -1093,7 +1093,6 @@ void blo_do_versions_280(FileData *fd, Library *UNUSED(lib), Main *main)
 						copy_v3_fl(v3d->shading.single_color, 0.8f);
 						v3d->shading.shadow_intensity = 0.5;
 
-						v3d->overlay.flag |= V3D_OVERLAY_HIDE_CURSOR;
 						v3d->overlay.backwire_opacity = 0.5f;
 						v3d->overlay.normals_length = 0.1f;
 					}