Fix typo in NEWS file

NEWS

@@ -2,9 +2,9 @@ linphone-3.8.5 -- June 30th, 2015
 	* Fix bug about status icon on MacOSX. Attention request worked only once
 	* Fix crash at the end of the audio assistant
 	* Fix crash when configuring a remote provisioning
-	* Fix regretion in the codec view. Codec which are not usable because
-	  bandwitch limits are to low were not grayed anymore
-	* Fix language selection on Wndows and MacOSX
+	* Fix regression in the codec view. Codec which are not usable because
+	  bandwidth limits are to low were not greyed anymore
+	* Fix language selection on Windows and MacOSX
 	* Add translation for 'Arabic' and 'Turkish' items in the language selection
 	  list