test: remove unneeded delegatecall test in cancelMultiple

test/integration/cancel-multiple/cancelMultiple.t.sol

@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: UNLICENSED
 pragma solidity >=0.8.22;
 
-import { ISablierV2OpenEnded } from "src/interfaces/ISablierV2OpenEnded.sol";
 import { Errors } from "src/libraries/Errors.sol";
 
 import { Integration_Test } from "../Integration.t.sol";
@@ -13,11 +12,6 @@ contract CancelMultiple_Integration_Concrete_Test is Integration_Test {
         vm.warp({ newTimestamp: WARP_ONE_MONTH });
     }
 
-    function test_RevertWhen_DelegateCall() external {
-        bytes memory callData = abi.encodeCall(ISablierV2OpenEnded.cancelMultiple, (defaultStreamIds));
-        _test_RevertWhen_DelegateCall(callData);
-    }
-
     function test_CancelMultiple_ArrayCountZero() external whenNotDelegateCalled {
         uint256[] memory streamIds = new uint256[](0);
         openEnded.cancelMultiple(streamIds);

test/integration/cancel-multiple/cancelMultiple.tree

@@ -1,26 +1,23 @@
 cancelMultiple.t.sol
-├── when delegate called
-│  └── it should revert
-└── when not delegate called
-   ├── when the array count is zero
-   │  └── it should do nothing
-   └── when the array count is not zero
-      ├── given the stream IDs array references only null streams
-      │  └── it should revert
-      ├── given the stream IDs array references some null streams
-      │  └── it should revert
-      └── given the stream IDs array references only streams that are not null
-         ├── when the caller is unauthorized for all streams
-         │  ├── when the caller is a malicious third party
-         │  │  └── it should revert
-         │  └── when the caller is the recipient
-         │     └── it should revert
-         ├── when the caller is unauthorized for some streams
-         │  ├── when the caller is a malicious third party
-         │  │  └── it should revert
-         │  └── when the caller is the recipient
-         │     └── it should revert
-         └── when the caller is authorized for all streams
-               ├── it should cancel the streams
-               ├── it should update the rate per second for each stream
-               └── it should emit {CancelOpenEndedStream} events
+├── when the array count is zero
+│  └── it should do nothing
+└── when the array count is not zero
+   ├── given the stream IDs array references only null streams
+   │  └── it should revert
+   ├── given the stream IDs array references some null streams
+   │  └── it should revert
+   └── given the stream IDs array references only streams that are not null
+      ├── when the caller is unauthorized for all streams
+      │  ├── when the caller is a malicious third party
+      │  │  └── it should revert
+      │  └── when the caller is the recipient
+      │     └── it should revert
+      ├── when the caller is unauthorized for some streams
+      │  ├── when the caller is a malicious third party
+      │  │  └── it should revert
+      │  └── when the caller is the recipient
+      │     └── it should revert
+      └── when the caller is authorized for all streams
+            ├── it should cancel the streams
+            ├── it should update the rate per second for each stream
+            └── it should emit {CancelOpenEndedStream} events