DTX: fix AMR SID-FIRST detection

Max's note: adjusted test output.

Change-Id: I46477c631bf86345cb757f31d7f2e2935b12adcc
Related: OS#1801
diff --git a/tests/codec/codec_test.ok b/tests/codec/codec_test.ok
index 2af7cc7..80c4a09 100644
--- a/tests/codec/codec_test.ok
+++ b/tests/codec/codec_test.ok
@@ -1,6 +1,6 @@
 AMR RTP payload decoder test:
-[2] decode RTP 20 44 00 00 00 00 04 OK: FT AMR SID, CMR AMR 5,90 kbit/s, CMI is 2, SID type FIRST	[2] encode [0]
-[2] decode RTP 20 44 29 c2 92 91 f4 OK: FT AMR SID, CMR AMR 5,90 kbit/s, CMI is 2, SID type UPDATE	[2] encode [0]
+[9] decode RTP 20 44 00 00 00 00 04 OK: FT AMR SID, CMR AMR 5,90 kbit/s, CMI is 2, SID type FIRST	[9] encode [0]
+[9] decode RTP 20 44 29 c2 92 91 f4 OK: FT AMR SID, CMR AMR 5,90 kbit/s, CMI is 2, SID type UPDATE	[9] encode [0]
 [2/2] No Data/NA, CMR: OK, FT: OK, BFI: OK, CMI: -1, STI: -1
 [2/2] No Data/NA, CMR: OK, FT: OK, BFI: OK, CMI: -1, STI: -1
 [33/33] AMR 12,2 kbit/s (GSM-EFR), CMR: OK, FT: OK, BFI: OK, CMI: -1, STI: -1