bug fix: do not set noise sensitivity in vp8_scalable_patterns.c

setting VP8E_SET_NOISE_SENSITIVITY not currently supported
for scalable patterns.

Change-Id: Ia7bd6a5fdd2551340ce993276cf70de2a44345b9
diff --git a/vp8_scalable_patterns.c b/vp8_scalable_patterns.c
index 4311b1a..424e966 100644
--- a/vp8_scalable_patterns.c
+++ b/vp8_scalable_patterns.c
@@ -493,7 +493,6 @@
     // Cap CPU & first I-frame size
     vpx_codec_control (&codec, VP8E_SET_CPUUSED,                -6);
     vpx_codec_control (&codec, VP8E_SET_STATIC_THRESHOLD,      800);
-    vpx_codec_control (&codec, VP8E_SET_NOISE_SENSITIVITY,       2);
 
     max_intra_size_pct = (int) (((double)cfg.rc_buf_optimal_sz * 0.5)
                          * ((double) cfg.g_timebase.den / cfg.g_timebase.num)