docs: change text decoration

Author: kenjis

user_guide_src/source/dbmgmt/seeds.rst

@@ -15,8 +15,8 @@ event or setting information, and more.
 Database Seeders
 ****************
 
-Database seeders are simple classes that must have a **run()** method, and extend ``CodeIgniter\Database\Seeder``.
-Within the **run()** the class can create any form of data that it needs to. It has access to the database
+Database seeders are simple classes that must have a ``run()`` method, and extend ``CodeIgniter\Database\Seeder``.
+Within the ``run()`` the class can create any form of data that it needs to. It has access to the database
 connection and the forge through ``$this->db`` and ``$this->forge``, respectively. Seed files must be
 stored within the **app/Database/Seeds** directory. The name of the file must match the name of the class.
 
@@ -26,12 +26,12 @@ stored within the **app/Database/Seeds** directory. The name of the file must ma
 Nesting Seeders
 ***************
 
-Seeders can call other seeders, with the **call()** method. This allows you to easily organize a central seeder,
+Seeders can call other seeders, with the ``call()`` method. This allows you to easily organize a central seeder,
 but organize the tasks into separate seeder files:
 
 .. literalinclude:: seeds/002.php
 
-You can also use a fully-qualified class name in the **call()** method, allowing you to keep your seeders
+You can also use a fully-qualified class name in the ``call()`` method, allowing you to keep your seeders
 anywhere the autoloader can find them. This is great for more modular code bases:
 
 .. literalinclude:: seeds/003.php
@@ -63,10 +63,10 @@ Using the command line, you can easily generate seed files.
     > php spark make:seeder user --suffix
     // Output: UserSeeder.php file located at app/Database/Seeds directory.
 
-You can supply the **root** namespace where the seed file will be stored by supplying the ``--namespace`` option::
+You can supply the ``root`` namespace where the seed file will be stored by supplying the ``--namespace`` option::
 
     > php spark make:seeder MySeeder --namespace Acme\\Blog
 
-If ``Acme\Blog`` is mapped to ``app/Blog`` directory, then this command will generate ``MySeeder.php`` at ``app/Blog/Database/Seeds`` directory.
+If ``Acme\Blog`` is mapped to **app/Blog** directory, then this command will generate **MySeeder.php** at **app/Blog/Database/Seeds** directory.
 
 Supplying the ``--force`` option will overwrite existing files in destination.