Add details to contributors list

Author: tinyendian

CONTRIBUTORS.md

@@ -29,4 +29,5 @@
 | cjohnson-pi         | Christine Johnson  | Met Office                       | 2026-01-19 |
 | t00sa               | Sam Clarke-Green   | Met Office                       | 2026-01-20 |
 | ukmo-juan-castillo  | Juan M. Castillo   | Met Office                       | 2026-01-23 |
-| thomasmelvin        | Thomas Melvin      | Met Office                       | 2026-01-15 |
+| thomasmelvin        | Thomas Melvin      | Met Office                       | 2026-01-15 |
+| tinyendian          | Wolfgang Hayek     | Earth Sciences New Zealand       | 2026-01-16 |