Update rapidjson

Dominic Battre · Dominic Battre · commit 5f0cb80ab2ee · 2022-12-22T09:55:33.000Z
This updates rapidjson from a 8 years old version to
a98e99992bd633a2736cc41f96ec85ef0c50e44d (modified 3 days ago)
diff --git a/externals/rapidjson b/externals/rapidjson
@@ -1 +1 @@
-Subproject commit d0f98d2da1e2e6345831dc1ab2c30950417e6490
+Subproject commit a98e99992bd633a2736cc41f96ec85ef0c50e44d
