tcg/optimize: Use finish_folding in fold_remainder

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
diff --git a/tcg/optimize.c b/tcg/optimize.c
index 07792c5..e78f5a7 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -2152,7 +2152,7 @@
         fold_xx_to_i(ctx, op, 0)) {
         return true;
     }
-    return false;
+    return finish_folding(ctx, op);
 }
 
 static bool fold_setcond_zmask(OptContext *ctx, TCGOp *op, bool neg)