Strip empty line at beginning of ssh_config file
diff --git a/openssh/files/ssh_config b/openssh/files/ssh_config
index 15071bb..104214f 100644
--- a/openssh/files/ssh_config
+++ b/openssh/files/ssh_config
@@ -1,4 +1,4 @@
-{%- from "openssh/map.jinja" import client with context %}
+{%- from "openssh/map.jinja" import client with context -%}
 {%- from "linux/map.jinja" import network with context %}
 
 {%- set global_config = {