Simplify copy in issues empty state

app/views/shared/empty_states/_issues.html.haml

@@ -13,7 +13,7 @@
           The Issue Tracker is the place to add things that need to be improved or solved in a project
         %p
           Issues can be bugs, tasks or ideas to be discussed.
-          Besides, issues are searchable and filterable.
+          Also, issues are searchable and filterable.
         - if project_select_button
           = render 'shared/new_project_item_select', path: 'issues/new', label: 'New issue'
         - else