disallow manager from being caller

Author: mmsaki

test/AsyncCSMM.t.sol

@@ -63,6 +63,8 @@ contract AsyncCsmmTest is SetupHook {
   function testFuzzAsyncSwapAndFillOrder(AsyncOrder memory order) public {
     vm.assume(order.amountIn >= 1);
     vm.assume(order.amountIn < 2 ** 128 / 2);
+    vm.assume(order.owner != address(manager));
+    vm.assume(order.owner != address(hook));
     topUp(order.owner, order.amountIn);
     topUp(user2, order.amountIn);
     user = order.owner;