Fix regression (v0.14.1) in audio-remuxer where bad samples mid fragm…

…ent were not being dropped, resulting in stretching of audio track duration once appended

Test stream (4 second segment with one out of sequence audio sample) https://playertest.longtailvideo.com/adaptive/audio-sample-out-of-sequence/main.m3u8

src/remux/mp4-remuxer.js

@@ -520,7 +520,7 @@ class MP4Remuxer {
 
         // If we're overlapping by more than a duration, drop this sample
         if (delta <= -maxAudioFramesDrift * inputSampleDuration) {
-          if (contiguous) {
+          if (contiguous || i > 0) {
             logger.warn(`Dropping 1 audio frame @ ${toMsFromMpegTsClock(nextPts, true) / 1000}s due to ${toMsFromMpegTsClock(delta, true)} ms overlap.`);
             inputSamples.splice(i, 1);
             // Don't touch nextPtsNorm or i