cosmetics: Add another pair of parentheses to aid readability.

Originally committed as revision 11437 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/rmdec.c

@@ -716,7 +716,7 @@ resync:
         if (ff_rm_parse_packet (s, st, len, pkt, &seq, &flags, &timestamp) < 0)
             goto resync;
 
-        if(flags&2 && (seq&0x7F) == 1)
+        if( (flags&2) && (seq&0x7F) == 1 )
             av_add_index_entry(st, pos, timestamp, 0, 0, AVINDEX_KEYFRAME);
     }