📝 Remove more docs mentions to Pydantic v1

docs/en/docs/how-to/separate-openapi-schemas.md

@@ -101,4 +101,3 @@ And now there will be one single schema for input and output for the model, only
 <img src="/img/tutorial/separate-openapi-schemas/image05.png">
 </div>
 
-This is the same behavior as in Pydantic v1. 🤓

docs/en/docs/tutorial/schema-extra-example.md

@@ -8,36 +8,14 @@ Here are several ways to do it.
 
 You can declare `examples` for a Pydantic model that will be added to the generated JSON Schema.
 
-//// tab | Pydantic v2
-
 {* ../../docs_src/schema_extra_example/tutorial001_py310.py hl[13:24] *}
 
-////
-
-//// tab | Pydantic v1
-
-{* ../../docs_src/schema_extra_example/tutorial001_pv1_py310.py hl[13:23] *}
-
-////
-
 That extra info will be added as-is to the output **JSON Schema** for that model, and it will be used in the API docs.
 
-//// tab | Pydantic v2
-
-In Pydantic version 2, you would use the attribute `model_config`, that takes a `dict` as described in <a href="https://docs.pydantic.dev/latest/api/config/" class="external-link" target="_blank">Pydantic's docs: Configuration</a>.
+You can use the attribute `model_config` that takes a `dict` as described in <a href="https://docs.pydantic.dev/latest/api/config/" class="external-link" target="_blank">Pydantic's docs: Configuration</a>.
 
 You can set `"json_schema_extra"` with a `dict` containing any additional data you would like to show up in the generated JSON Schema, including `examples`.
 
-////
-
-//// tab | Pydantic v1
-
-In Pydantic version 1, you would use an internal class `Config` and `schema_extra`, as described in <a href="https://docs.pydantic.dev/1.10/usage/schema/#schema-customization" class="external-link" target="_blank">Pydantic's docs: Schema customization</a>.
-
-You can set `schema_extra` with a `dict` containing any additional data you would like to show up in the generated JSON Schema, including `examples`.
-
-////
-
 /// tip
 
 You could use the same technique to extend the JSON Schema and add your own custom extra info.