Remove unnecessary #ifdef

The line of code is already within the scope
of an #if CONFIG_EC_MULTISYMBOL.

Change-Id: I62e28c8586f5d04a1e1be4ea5a2551d3123fde9f

av1/decoder/decodeframe.c

diff --git a/av1/decoder/decodeframe.c b/av1/decoder/decodeframe.c
index 1a49341..d07d69f 100644
--- a/av1/decoder/decodeframe.c
+++ b/av1/decoder/decodeframe.c
@@ -4725,10 +4725,8 @@
 #else
   av1_set_mv_cdfs(&fc->nmvc);
 #endif
-#if CONFIG_EC_MULTISYMBOL
   av1_set_mode_cdfs(cm);
 #endif
-#endif
 
   return aom_reader_has_error(&r);
 }