chore: update changelog formatting

Author: fractalwrench

CHANGELOG.md

@@ -3,8 +3,8 @@
 ## 3.2.0 (2018-07-03)
 
 This release introduces automatic tracking of sessions, which by
-default are captured for each HTTP request received via the Servlet API
-To disable this data collection, call `bugsnag.setAutoCaptureSessions(false)`.
+default are captured for each HTTP request received via the Servlet API. To disable this data collection, call `bugsnag.setAutoCaptureSessions(false)`.
+
 If you wish to use a custom strategy for tracking sessions, call `bugsnag.startSession()` in the
 appropriate place within your application.
   [Jamie Lynch](https://github.com/fractalwrench)
@@ -17,8 +17,8 @@ if you are using Bugsnag On-Premise.
 ## 3.2.0-beta (2018-06-14)
 
 **Important**: This is a beta release which introduces automatic tracking of sessions, which by
-default are captured for each HTTP request received via the Servlet API
-To disable this data collection, call `bugsnag.setAutoCaptureSessions(false)`.
+default are captured for each HTTP request received via the Servlet API. To disable this data collection, call `bugsnag.setAutoCaptureSessions(false)`.
+
 If you wish to use a custom strategy for tracking sessions, call `bugsnag.startSession()` in the
 appropriate place within your application.
   [Jamie Lynch](https://github.com/fractalwrench)