Slight optimization in ModuleManager

contracts/base/ModuleManager.sol

@@ -123,16 +123,14 @@ abstract contract ModuleManager is SelfAuthorized, Executor, GuardManager {
         /// @solidity memory-safe-assembly
         assembly {
             // Load free memory location
-            let ptr := mload(0x40)
+            returnData := mload(0x40)
             // We allocate memory for the return data by setting the free memory location to
             // current free memory location + data size + 32 bytes for data size value
-            mstore(0x40, add(ptr, add(returndatasize(), 0x20)))
+            mstore(0x40, add(returnData, add(returndatasize(), 0x20)))
             // Store the size
-            mstore(ptr, returndatasize())
+            mstore(returnData, returndatasize())
             // Store the data
-            returndatacopy(add(ptr, 0x20), 0, returndatasize())
-            // Point the return data to the correct memory location
-            returnData := ptr
+            returndatacopy(add(returnData, 0x20), 0, returndatasize())
         }
         /* solhint-enable no-inline-assembly */
     }