Nyall Dawson d98fe9f989 [symbology] When rendering a multipart geometry, ensure that
geometry generator symbol is only rendered once, instead of
once per part

Fixes #23730
2020-06-16 06:04:14 +10:00
..
2020-06-11 13:29:59 +10:00
2020-06-11 13:29:59 +10:00