fix:Optimized the style of the dataset configuration page and added the l… (#8655)

### What problem does this PR solve?

Optimized the style of the dataset configuration page and added the
logic of cancelling submission
[#3221](https://github.com/infiniflow/ragflow/issues/3221)

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

web/src/pages/dataset/setting/index.tsx

@@ -102,7 +102,7 @@ export default function DatasetSettings() {
                 setCurrentTab(val);
               }}
             >
-              <TabsList className="grid w-full bg-background grid-cols-2 rounded-none bg-[#161618]">
+              <TabsList className="grid bg-background grid-cols-2 rounded-none bg-[#161618]">
                 <TabsTrigger
                   value="generalForm"
                   className="group bg-transparent p-0 !border-transparent"