Optimize interpolation filter search for full pel mv

When tested for multiple test cases observed
0.50%, 0.61%, 0.63% average reduction in encoder time
for speed=2,3 and 4 presets respectively.

Change-Id: I2a5378051c941b8ff69a9c1426871cb877d5ea20
diff --git a/av1/encoder/rdopt.c b/av1/encoder/rdopt.c
index aea79d4..aa17343 100644
--- a/av1/encoder/rdopt.c
+++ b/av1/encoder/rdopt.c
@@ -8531,9 +8531,8 @@
       }
       interpolation_filter_rd(x, cpi, bsize, mi_row, mi_col, orig_dst, rd,
                               switchable_rate, best_skip_txfm_sb,
-                              best_skip_sse_sb, dst_bufs, i, switchable_ctx, 0,
-                              tmp_rate, tmp_dist);
-      assert(x->recalc_luma_mc_data == 0);
+                              best_skip_sse_sb, dst_bufs, i, switchable_ctx,
+                              (skip_hor & skip_ver), tmp_rate, tmp_dist);
     }
   }
   swap_dst_buf(xd, dst_bufs, num_planes);