Remove hack to wait for a valid key.

[meshlink] / src / utcp

diff --git a/src/utcp b/src/utcp
index d3b3b958b5555dfe0e20844135bff1d8b838f1dc..b2e5de6b537188f77e1889853f6ba919bf35c77c 160000 (submodule)
--- a/src/utcp
+++ b/src/utcp
@@ -1 +1 @@
-Subproject commit d3b3b958b5555dfe0e20844135bff1d8b838f1dc
+Subproject commit b2e5de6b537188f77e1889853f6ba919bf35c77c