feat: add zhipu embedding-3 (#7100)

api/core/model_runtime/model_providers/zhipuai/text_embedding/embedding-2.yaml

@@ -1,7 +1,7 @@
 model: embedding-2
 model_type: text-embedding
 model_properties:
-  context_size: 512
+  context_size: 8192
 pricing:
   input: '0.0005'
   unit: '0.001'

api/core/model_runtime/model_providers/zhipuai/text_embedding/embedding-3.yaml

@@ -0,0 +1,8 @@
+model: embedding-3
+model_type: text-embedding
+model_properties:
+  context_size: 8192
+pricing:
+  input: '0.0005'
+  unit: '0.001'
+  currency: RMB