mqtt/application: Enforce sort part files before combining for acl and auth

roles/mqtt/application/templates/mosquitto.makefile

@@ -2,7 +2,7 @@ dest:={{ environment_link_name }}
 
 # acl file generation
 
-acl_files:=$(wildcard *.acl)
+acl_files:=$(sort $(wildcard *.acl))
 acl_file_name:={{ acl_file_name }}
 acl_file:=${dest}/${acl_file_name}
 
@@ -14,7 +14,7 @@ ${acl_file}: ${acl_files}
 
 # auth file generation
 
-auth_files:=$(wildcard *.auth)
+auth_files:=$(sort $(wildcard *.auth))
 auth_file_name:={{ auth_file_name }}
 auth_file:=${dest}/${auth_file_name}