chore: mention Lokalise as maintainer in README (lokalise#471)

README.md

@@ -33,6 +33,16 @@ English | <a href="https://github.com/lokalise/i18n-ally/blob/master/README.zh-C
 </a>
 </p>
 
+<h3 align="center">Maintained by</h3>
+<p align="center">
+<a title="Lokalise: accelerate localization from code to delivery" href="https://lokalise.com/?utm_source=vscmarket&amp;utm_campaign=i18nally&amp;utm_medium=banner"><img src="https://github.com/lokalise/i18n-ally/raw/screenshots/lokalise-logo.png?raw=true" alt="Lokalise logo" width="275px"></a><br>
+<sup>Lokalise is the fastest growing language cloud technology made by developers, for developers.<br>
+As a collaborative productivity platform, it helps structure and automate the translation and localization process for any company in the world.<br>
+<a title="Lokalise: accelerate localization from code to delivery" href="https://lokalise.com/?utm_source=vscmarket&amp;utm_campaign=i18nally&amp;utm_medium=banner">Learn more</a></sup>
+</p>
+
+<br>
+
 <h3 align="center">Sponsored by</h3>
 <p align="center">
 <a title="Try CodeStream" href="https://sponsorlink.codestream.com/?utm_source=vscmarket&amp;utm_campaign=i18nally&amp;utm_medium=banner"><img src="https://alt-images.codestream.com/codestream_logo_i18nally.png"></a></br>