Updates templater: ebdcbb9 Makefile: detect CONTAINER

diff --git a/templater b/templater
index 657ed42c4a71d5b050a2f36a4dee0b13ffc7d6b4..ebdcbb94f235a2b0687d8497498074a20886d318 160000 (submodule)
--- a/templater
+++ b/templater
@@ -1 +1 @@
-Subproject commit 657ed42c4a71d5b050a2f36a4dee0b13ffc7d6b4
+Subproject commit ebdcbb94f235a2b0687d8497498074a20886d318