Fix spelling

Author: Blargian

docs/en/integrations/language-clients/index.md

@@ -12,7 +12,7 @@ that ClickHouse offers.
 |-------------------------------------------------------------------------|----------------------------------------------------------------------------------|
 | [C++](/docs/en/interfaces/cpp)                                          | C++ Client Library and userver Asynchronous Framework                            |
 | [Go](/docs/en/integrations/go)                                          | Learn how to connect your Go projects to ClickHouse.                             |
-| [Javascript](/docs/en/integrations/javascript)                          | Learn how to connect your JS projects to ClickHouse with the official JS client. |
+| [JavaScript](/docs/en/integrations/javascript)                          | Learn how to connect your JS projects to ClickHouse with the official JS client. |
 | [Java](/docs/en/integrations/java)                                      | Learn more about several integrations for Java and ClickHouse.                   |
 | [Python](/docs/en/integrations/python)                                  | Learn how to connect your Python projects to ClickHouse.                         |
 | [Rust](/docs/en/integrations/rust)                                      | Learn how to connect your Rust projects to ClickHouse.                           |