avformat/version: Change the version bumping comment

Signed-off-by: NMichael Niedermayer <michael@niedermayer.cc>

libavformat/version.h

@@ -29,8 +29,8 @@
 
 #include "libavutil/version.h"
 
-// When bumping major check Ticket5467, 5421, 5451(compatibility with Chromium) for regressing
-// Also please add any ticket numbers that you belive might regress here
+// Major bumping may affect Ticket5467, 5421, 5451(compatibility with Chromium)
+// Also please add any ticket numbers that you belive might be affected here
 #define LIBAVFORMAT_VERSION_MAJOR  57
 #define LIBAVFORMAT_VERSION_MINOR  38
 #define LIBAVFORMAT_VERSION_MICRO 102