Issue #2614962 by dbt102, seppelM, neha.gangwar, chegor: Correct text in info.yml(s)

admin_toolbar.info.yml

 name: Admin Toolbar
 core: 8.x
-description: Admin Toolbar improves the core Drupal Toolbar by providing a drop-down menu interface.
+description: Provides a drop-down menu interface to the core Drupal Toolbar.
 package: Administration
 type: module
 dependencies:

admin_toolbar_tools/admin_toolbar_tools.info.yml

 name: Admin Toolbar Extra Tools
 core: 8.x
-description: Admin Toolbar Extra Tools adds more fonctionalities in the admin menu.
+description: Adds additional functionality to the Admin Toolbar.
 package: Administration
 type: module
 dependencies: