more indentation fixes

Author: hoch

index.bs

@@ -11740,12 +11740,12 @@ Once per second, execute the update audio stats algorithm:
 1. Let <var>canUpdate</var> be false.
 1. Let <var>document</var> be the current [=this=]'s
     [=relevant global object=]'s [=associated Document=].
-If <var>document</var> is [=Document/fully active=] and <var>document</var>'s
+    If <var>document</var> is [=Document/fully active=] and <var>document</var>'s
     [=Document/visibility state=] is `"visible"`, set <var>canUpdate</var> to
     true.
 1. Let <var>permission</var> be the [=permission state=] for the permission
     associated with [="microphone"=] access.
-If <var>permission</var> is "granted", set <var>canUpdate</var> to true.
+    If <var>permission</var> is "granted", set <var>canUpdate</var> to true.
 1. If <var>canUpdate</var> is false, abort these steps.
 1. Set {{[[underrun duration]]}} to the total duration of all [=underrun events=]
     (in seconds)