Updates templater: fb7e212 Prints hostname into into post-receive hooks

diff --git a/templater b/templater
index 6cbde11ab4fed72113f88160f79f10065b2f10e7..fb7e21267ae2dcb6c3431b415061b04d1dded3f9 160000 (submodule)
--- a/templater
+++ b/templater
@@ -1 +1 @@
-Subproject commit 6cbde11ab4fed72113f88160f79f10065b2f10e7
+Subproject commit fb7e21267ae2dcb6c3431b415061b04d1dded3f9