Add Finnish and English language metadata tags

Makes finding this model easier via the Huggingface Hub search UI

README.md

@@ -5,6 +5,9 @@ datasets:
 - bigcode/starcoderdata
 - mc4
 - allenai/dolma
+language:
+- fi
+- en
 ---
 <div align="center">
 <img src="./poro-logo.png" width="200px">
@@ -121,4 +124,4 @@ Poro is an advanced language model, primarily optimized for English, Finnish and
 
 ## License
 
-Poro is released under the Apache 2.0 license.
+Poro is released under the Apache 2.0 license.