Jina Bert Example fix and more configuration (#2191)

* fix: fix jina bert example logic

* feat: enable jina embeddings de

* feat: allow more flexibility on Jina Bert

candle-transformers/src/models/jina_bert.rs

@@ -47,6 +47,36 @@ impl Config {
             position_embedding_type: PositionEmbeddingType::Alibi,
         }
     }
+
+    pub fn new(
+        vocab_size: usize,
+        hidden_size: usize,
+        num_hidden_layers: usize,
+        num_attention_heads: usize,
+        intermediate_size: usize,
+        hidden_act: candle_nn::Activation,
+        max_position_embeddings: usize,
+        type_vocab_size: usize,
+        initializer_range: f64,
+        layer_norm_eps: f64,
+        pad_token_id: usize,
+        position_embedding_type: PositionEmbeddingType,
+    ) -> Self {
+        Config {
+            vocab_size,
+            hidden_size,
+            num_hidden_layers,
+            num_attention_heads,
+            intermediate_size,
+            hidden_act,
+            max_position_embeddings,
+            type_vocab_size,
+            initializer_range,
+            layer_norm_eps,
+            pad_token_id,
+            position_embedding_type,
+        }
+    }
 }
 
 #[derive(Clone, Debug)]