Fix: Restore the sidebar description of DP slicing method #9869 (#10633)

### What problem does this PR solve?

Fix: Restore the sidebar description of DP slicing method #9869

### Type of change

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

web/src/pages/dataset/dataset-setting/utils.ts

@@ -0,0 +1,20 @@
+const getImageName = (prefix: string, length: number) =>
+  new Array(length)
+    .fill(0)
+    .map((x, idx) => `chunk-method/${prefix}-0${idx + 1}`);
+
+export const ImageMap = {
+  book: getImageName('book', 4),
+  laws: getImageName('law', 2),
+  manual: getImageName('manual', 4),
+  picture: getImageName('media', 2),
+  naive: getImageName('naive', 2),
+  paper: getImageName('paper', 2),
+  presentation: getImageName('presentation', 2),
+  qa: getImageName('qa', 2),
+  resume: getImageName('resume', 2),
+  table: getImageName('table', 2),
+  one: getImageName('one', 2),
+  knowledge_graph: getImageName('knowledge-graph', 2),
+  tag: getImageName('tag', 2),
+};