chore: add customer names to readme

Author: dreamorosi

README.md

@@ -69,6 +69,8 @@ The following companies, among others, use Powertools:
 * [Transformity](https://transformity.tech/)
 * [Trek10](https://www.trek10.com/)
 * [Vertex Pharmaceuticals](https://www.vrtx.com/)
+* [Alma Media](https://www.almamedia.fi/en/)
+* [Banxware](https://www.banxware.com/)
 
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