Fix the rd loop for interinter compound types

Will enable COMPOUND_SEGMENT for blocks > 32x32, which does not
support COMPOUND_WEDGE

Change-Id: I7373ed3875393a4eac31e1292e26677d159f5d95
diff --git a/av1/encoder/rdopt.c b/av1/encoder/rdopt.c
index 2a537a0..27a6b06 100644
--- a/av1/encoder/rdopt.c
+++ b/av1/encoder/rdopt.c
@@ -7773,7 +7773,7 @@
 
     for (cur_type = COMPOUND_AVERAGE; cur_type < COMPOUND_TYPES; cur_type++) {
       if (cur_type != COMPOUND_AVERAGE && !masked_compound_used) break;
-      if (!is_interinter_compound_used(cur_type, bsize)) break;
+      if (!is_interinter_compound_used(cur_type, bsize)) continue;
       tmp_rate_mv = rate_mv;
       best_rd_cur = INT64_MAX;
       mbmi->interinter_compound_type = cur_type;