Fix indentation.

Author: jyasskin

index.bs

@@ -334,15 +334,15 @@ Breakage is more likely to be acceptable if:
 * The content only appears in test cases or examples.
 * The content is currently broken in most recent popular user agents.
 * The content is not on the public web,
-  but is instead found on internal sites
-  with a controlled user environment.
-  Beware in this case that internal sites are
-  often invisible to our analysis tools.
-  Getting a single complaint is often a sign
-  of a much larger amount of hidden breakage.
+    but is instead found on internal sites
+    with a controlled user environment.
+    Beware in this case that internal sites are
+    often invisible to our analysis tools.
+    Getting a single complaint is often a sign
+    of a much larger amount of hidden breakage.
 * The benefit of breaking content is very large.
-  For example, removing old SSL and TLS versions breaks lots of content
-  but prevents even more security breaches.
+    For example, removing old SSL and TLS versions breaks lots of content
+    but prevents even more security breaches.
 
 <h3 id="leave-the-web-better">Leave the web better than you found it</h3>