Update 3rdparty for "Fix infinite propfinds reporting files as directories"

Signed-off-by: Joas Schilling <coding@schilljs.com>

diff --git a/3rdparty b/3rdparty
index 8403b2b6768fb5c5abd2a36dc337d16571349c5e..f2fe5d96ee7c42bccf2fb10ee939bc7737cb6db5 160000 (submodule)
--- a/3rdparty
+++ b/3rdparty
@@ -1 +1 @@
-Subproject commit 8403b2b6768fb5c5abd2a36dc337d16571349c5e
+Subproject commit f2fe5d96ee7c42bccf2fb10ee939bc7737cb6db5