[Editorial] Fix formatting issues in two-phase-transition-explainer.md

Author: noamr

css-view-transitions-2/two-phase-transition-explainer.md

@@ -76,7 +76,8 @@ navigation.addEventListener("navigate", event => {
 });
 ```
 
-### Some more details for deferred commit/page-swap
+### Some more details for deferred commit/page-swap
+
 - By default, the new history entry applies immediately, like a `pushState` or `replaceState`.
   This makes it so that a quick press on "back" or so doesn't go too far back. The `historyChange` option can opt out of this behavior.
 - Only same-origin navigations without cross-origin redirects are deferrable.
@@ -94,12 +95,12 @@ The likely use case to let an animation continue till the end, so we can perhaps
 }
 ```
 
-## Pros and cons of the different solutions
+## Pros and cons of the different solutions
 
 While deferring page swap provides full flexibility, it also needs care to avoid some footguns that can cause unwanted navigation delays.
 However, the current plan is to enable that first for power users, and take learnings from that experience into the higher level CSS-based solution.
 
-# Security & Privacy Questionnaire
+# Security & Privacy
 
 01.  What information does this feature expose,
      and for what purposes?