update to latests osm2pgsql

diff --git a/osm2pgsql b/osm2pgsql
index 25adad1d8005c486a650943e7c7a36c74cc3ea7d..efe87e2740349bdda46dfc44f7806b9f6bc40a3d 160000 (submodule)
--- a/osm2pgsql
+++ b/osm2pgsql
@@ -1 +1 @@
-Subproject commit 25adad1d8005c486a650943e7c7a36c74cc3ea7d
+Subproject commit efe87e2740349bdda46dfc44f7806b9f6bc40a3d