Missing translations in SearchField and DataTable components

## Description

Currently, translations are missing for the following texts:
- The "Search" text in the Paragon SearchField component
- The "Filters" text in the DataTable sidebar
- The "Showing 1 - 5 of 5." text in the DataTable component

Related forum topic:
https://discuss.openedx.org/t/search-button-not-translated-in-new-catalog-mfe/18354/5