Update config.json

This should fix the issue stated in https://huggingface.co/facebook/galactica-30b/discussions/4 together with the PR: https://github.com/huggingface/transformers/pull/20390

config.json

@@ -26,5 +26,7 @@
   "transformers_version": "4.21.0.dev0",
   "use_cache": true,
   "vocab_size": 50000,
-  "word_embed_proj_dim": 7168
+  "word_embed_proj_dim": 7168,
+  "enable_bias": false,
+  "layer_norm_elementwise_affine": false,
 }