limit datasource name to 16ch

Author: Imiss-U1025

client/packages/lowcoder/src/pages/editor/bottom/BottomTabs.tsx

@@ -278,6 +278,7 @@ export function BottomTabs<T extends TabsConfigType>(props: {
             }}
             onChange={(value) => setError(editorState.checkRename(tabTitle, value))}
             onEditStateChange={(editing) => setEditing(editing)}
+            style={{maxWidth: '16ch'}}
           />
           <PopupCard
             editorFocus={!!error && editing}