PD-96 Fix Typo. (#2)

doc/01_Installation.md

@@ -13,7 +13,7 @@ To install the Opensearch Client Bundle, follow the three steps below:
 1) Install the required dependencies:
 
 ```bash
-composer require pimcore/opensearch-client-bundle
+composer require pimcore/opensearch-client
 ```
 
 2) This bundle is a standard symfony bundle. If not required and activated by another bundle, it can be enabled by adding it to the `bundles.php` of your application.