fix: correct disconnect dispatch args, import typo, and test timeout

- LGraphNode: use link_info.origin_slot instead of array index for
  sourceSlotIndex in dispatchDisconnectNodePair
- SubgraphInputNode: pass node input slot instead of subgraphInput
  for INPUT disconnect dispatch
- SubgraphIO.test: fix double slash in import path
- NightlySurveyPopover.test: remove unnecessary 15000ms timeout
  on fake-timer test

Amp-Thread-ID: https://ampcode.com/threads/T-019c9bcb-2c95-712d-8978-ab8e9e688e4d
Co-authored-by: Amp <amp@ampcode.com>

src/lib/litegraph/src/LGraphNode.ts

@@ -3235,7 +3235,7 @@ export class LGraphNode
 
         graphLifecycleEventDispatcher.dispatchDisconnectNodePair({
           sourceNode: target_node,
-          sourceSlotIndex: i,
+          sourceSlotIndex: link_info.origin_slot,
           sourceSlot: output,
           targetNode: this,
           targetSlotIndex: slot,

src/lib/litegraph/src/subgraph/SubgraphIO.test.ts

@@ -7,8 +7,10 @@ import {
   SUBGRAPH_INPUT_ID,
   SUBGRAPH_OUTPUT_ID
 } from '@/lib/litegraph/src/constants'
-import { LinkDirection } from '@/lib/litegraph/src//types/globalEnums'
-import { NodeSlotType } from '@/lib/litegraph/src/types/globalEnums'
+import {
+  LinkDirection,
+  NodeSlotType
+} from '@/lib/litegraph/src/types/globalEnums'
 import { createUuidv4 } from '@/lib/litegraph/src/utils/uuid'
 
 import { subgraphTest } from './__fixtures__/subgraphFixtures'
@@ -169,7 +171,7 @@ describe('SubgraphIO - Input Slot Dual-Nature Behavior', () => {
         0,
         false,
         link,
-        subgraphInput
+        internalNode.inputs[0]
       )
       expect(internalNode.inputs[0].link).toBeNull()
       expect(subgraphInput.linkIds).toEqual([])

src/lib/litegraph/src/subgraph/SubgraphInputNode.ts

@@ -209,7 +209,7 @@ export class SubgraphInputNode
       slotIndex,
       connected: false,
       link,
-      slot: subgraphInput
+      slot: input
     })
   }
 

src/platform/surveys/NightlySurveyPopover.test.ts

@@ -90,7 +90,7 @@ describe('NightlySurveyPopover', () => {
       await nextTick()
 
       expect(wrapper.find(POPOVER_SELECTOR).exists()).toBe(true)
-    }, 15000)
+    })
 
     it('does not show when not eligible', async () => {
       setFeatureUsage('test-feature', 1)