fix(workflow): avoid duplicate container updates during drag

Add !change.dragging check to only handle keyboard movements in
onNodesChange, since mouse drags are already handled by onNodeDrag.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: waleedlatif1

apps/sim/app/workspace/[workspaceId]/w/[workflowId]/workflow.tsx

@@ -2366,7 +2366,12 @@ const WorkflowContent = React.memo(() => {
       // Handle position changes (e.g., from keyboard arrow key movement)
       // Update container dimensions when child nodes are moved
       for (const change of changes) {
-        if (change.type === 'position' && 'position' in change && change.position) {
+        if (
+          change.type === 'position' &&
+          !change.dragging &&
+          'position' in change &&
+          change.position
+        ) {
           updateContainerDimensionsDuringMove(change.id, change.position)
         }
       }