Remove docs link to Ecto.Repo.update_all (#227)

* Remove docs reference to Ecto.Repo.update_all

* Update lib/ecto/adapters/clickhouse.ex

link to callback

Co-authored-by: felipe stival <14948182+v0idpwn@users.noreply.github.com>

---------

Co-authored-by: felipe stival <14948182+v0idpwn@users.noreply.github.com>

Author: greg-freewave

lib/ecto/adapters/clickhouse.ex

@@ -119,7 +119,7 @@ defmodule Ecto.Adapters.ClickHouse do
       end
 
       @doc """
-      Similar to `Ecto.Repo.update_all/3` but uses [`ALTER TABLE ... UPDATE`](https://clickhouse.com/docs/en/sql-reference/statements/alter/update) instead.
+      Similar to `c:Ecto.Repo.update_all/3` but uses [`ALTER TABLE ... UPDATE`](https://clickhouse.com/docs/en/sql-reference/statements/alter/update) instead.
 
       For more information and performance implications please see: