(trafficshaper) missing space in template

(cherry picked from commit 8353aea4)

src/opnsense/service/templates/OPNsense/IPFW/ipfw.conf

@@ -177,7 +177,7 @@ add {{loop.index + 60000}} {{ helpers.getUUIDtag(rule.target) }} {{
 {#  normal, single interface situation  #}
 add {{loop.index + 60000}} {{ helpers.getUUIDtag(rule.target) }} {{
     helpers.getUUID(rule.target).number }} {{ rule.proto.split('_')[0] }} from {{ rule.source }} to {{rule.destination
-    }} src-port  {{ rule.src_port }} dst-port {{ rule.dst_port }}{{rule.direction}} {%
+    }} src-port  {{ rule.src_port }} dst-port {{ rule.dst_port }} {{rule.direction}} {%
     if rule.proto.split('_')[1]|default('') == 'ack' %}{{ rule.proto.split('_')[2]|default('') }} tcpflags ack {% endif %} via {{
     physical_interface(rule.interface)
     }}