bugs fix search

frontend/dashboard/src/pages/ClaimRequests/List.tsx

@@ -123,6 +123,11 @@ export default function List() {
               variant="outlined"
               fullWidth
               onChange={handleSearchChange}
+              onKeyDown={(event) => {
+                if (event.key === 'Enter') {
+                  handleSearchSubmit(event);
+                }
+              }}
               value={searchText}
               placeholder='Search Code or Name...'
             />