feat: add mini_glu config

tools/train/config/mini_glu/config.json

@@ -0,0 +1,29 @@
+{
+  "activation_dropout": 0.0,
+  "activation_function": "gelu",
+  "attention_dropout": 0.0,
+  "bos_token_id": 16385,
+  "d_model": 1024,
+  "decoder_attention_heads": 16,
+  "decoder_ffn_dim": 2730,
+  "decoder_layers": 12,
+  "decoder_start_token_id": 16384,
+  "dropout": 0.0,
+  "encoder_attention_heads": 16,
+  "encoder_ffn_dim": 2730,
+  "encoder_layers": 12,
+  "encoder_vocab_size": 50264,
+  "eos_token_id": 16385,
+  "gradient_checkpointing": false,
+  "image_length": 256,
+  "image_vocab_size": 16384,
+  "init_std": 0.02,
+  "is_encoder_decoder": true,
+  "max_text_length": 64,
+  "model_type": "dallebart",
+  "normalize_text": true,
+  "pad_token_id": 16385,
+  "scale_embedding": false,
+  "tie_word_embeddings": false,
+  "use_cache": true
+}