update osm2pgsql (geometry fix, column reordering)

diff --git a/osm2pgsql b/osm2pgsql
index 00841fc1b884b3b29fa3e661f7ac884464a81b26..28c6806a4b6e8287f13197700c19af789659d435 160000 (submodule)
--- a/osm2pgsql
+++ b/osm2pgsql
@@ -1 +1 @@
-Subproject commit 00841fc1b884b3b29fa3e661f7ac884464a81b26
+Subproject commit 28c6806a4b6e8287f13197700c19af789659d435