[WebAssembly] Fixup test after bfc322d.

Test update was missed in bfc322d due a codegen test running
loop-vectorize directly. The loop does not get vectorized any longer.

Author: fhahn

llvm/test/CodeGen/WebAssembly/memory-interleave.ll

@@ -2103,10 +2103,7 @@ for.body:                                         ; preds = %entry, %for.body
 
 ; CHECK-LABEL: four_floats_same_op:
 ; CHECK: loop
-; CHECK: v128.load
-; CHECK: v128.load
-; CHECK: f32x4.mul
-; CHECK: v128.store
+; CHECK-NOT: v128.load
 define hidden void @four_floats_same_op(ptr noundef readonly captures(none) %a, ptr noundef readonly captures(none) %b, ptr noundef writeonly captures(none) %res, i32 noundef %N) {
 entry:
   %cmp45.not = icmp eq i32 %N, 0