minor #12679 Fix doctrine page command line break (TheGarious)

This PR was submitted for the master branch but it was merged into the 4.3 branch instead (closes #12679).

Discussion
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Fix doctrine page command line break

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Commits
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67fbd12 fix doctrine page

Author: javiereguiluz

doctrine.rst

@@ -86,7 +86,7 @@ you need a ``Product`` object to represent those products.
 You can use the ``make:entity`` command to create this class and any fields you
 need. The command will ask you some questions - answer them like done below:
 
-.. code-block:: terminal
+.. code-block:: bash
 
     $ php bin/console make:entity
 
@@ -248,7 +248,7 @@ But what if you need to add a new field property to ``Product``, like a
 ``description``? You can edit the class to add the new property. But, you can
 also use ``make:entity`` again:
 
-.. code-block:: terminal
+.. code-block:: bash
 
     $ php bin/console make:entity