Refactor to avoid excess spaces and newlines in output.

layouts/shortcodes/audio.html

@@ -1,5 +1,6 @@
 {{   $src := .Get "src" | default (.Get 0)
-}} {{ $type := .Get "type"
+}}
+{{   $type := .Get "type"
 }}{{ if and (isset .Params "type") (not (eq $type ""))
 }}{{     .Scratch.Set "type" $type
 }}{{ else