Add the MESHLINK_CHANNEL_NO_PARTIAL flag.

[meshlink] / src / utcp

diff --git a/src/utcp b/src/utcp
index fa93ca75a603758e00781f2e9acb52bdbe6695b7..3bc564058072a79a22320f8c5bc50e8844896114 160000 (submodule)
--- a/src/utcp
+++ b/src/utcp
@@ -1 +1 @@
-Subproject commit fa93ca75a603758e00781f2e9acb52bdbe6695b7
+Subproject commit 3bc564058072a79a22320f8c5bc50e8844896114