Update create db tutorial

Author: xuniq

doc/how-to/getting_started_db.rst

@@ -3,10 +3,8 @@
 Creating your first Tarantool database
 ======================================
 
-In this tutorial, th
-First, let's install Tarantool, start it, and create a database.
-
-You can install Tarantool and work with it locally or in Docker.
+In this tutorial, you connect to Tarantool instances using the :ref:`tt CLI <tt-installation>` utility,
+create a database, and establish a remote connection using the :ref:`net.box <net_box-module>` module.
 
 Installing Tarantool
 --------------------