Merge pull request #58 from salt-formulas/pr_fix_hostname_template

remove trailing line, causing every deployment to update the file and…
diff --git a/linux/files/hostname b/linux/files/hostname
index 4c1c581..d7017ca 100644
--- a/linux/files/hostname
+++ b/linux/files/hostname
@@ -1,2 +1 @@
 {{ pillar.linux.system.name }}
-