Minor changes in release notes.

Author: garydgregory

RELEASE_NOTES.txt

@@ -18,7 +18,7 @@ Change Log
 * Add missing Javadoc for ConnectionConfig (#820).
   Contributed by Gary Gregory <garydgregory at gmail.com>
 
-* Bug-fix: corrects async message exchange cancellation logic in
+* Bug fix: Corrected async message exchange cancellation logic in
   InternalHttpAsyncExecRuntime.
   Contributed by Oleg Kalnichevski <olegk at apache.org>
 
@@ -31,7 +31,7 @@ Change Log
 * HTTPCLIENT-2415: Normalize CookieOrigin path for cookie matching (#803).
   Contributed by Arturo Bernal <abernal at apache.org>
 
-* Bug fix: corrected sleep time calculation in IdleConnectionEvictor; use 1 minute sleep
+* Bug fix: Corrected sleep time calculation in IdleConnectionEvictor; use 1 minute sleep
   time by default.
   Contributed by Oleg Kalnichevski <olegk at apache.org>