Move truncateString util into @uppy/dashboard.

packages/@uppy/dashboard/src/FileItem.js

@@ -1,5 +1,5 @@
 const getFileNameAndExtension = require('@uppy/utils/lib/getFileNameAndExtension')
-const truncateString = require('@uppy/utils/lib/truncateString')
+const truncateString = require('./truncateString')
 const copyToClipboard = require('./copyToClipboard')
 const prettyBytes = require('prettier-bytes')
 const FileItemProgress = require('./FileItemProgress')

packages/@uppy/utils/types/index.d.ts

@@ -124,7 +124,3 @@ declare module '@uppy/utils/lib/settle' {
 declare module '@uppy/utils/lib/toArray' {
   export default function toArray(list: any): Array;
 }
-
-declare module '@uppy/utils/lib/truncateString' {
-  export default function truncateString(input: string): string;
-}