docs - Use code-block to format code examples in Community Guide (#75847)

Fixes #75675

docs/docsite/rst/community/communication.rst

@@ -71,7 +71,9 @@ IRC chat supports:
 * simple text interface
 * bridging from Matrix
 
-Our IRC channels may require you to register your IRC nickname. If you receive an error when you connect or when posting a message, see `libera.chat's Nickname Registration guide <https://libera.chat/guides/registration>`_ for instructions. To find all ``ansible`` specific channels on the libera.chat network, use the following command in your IRC client::
+Our IRC channels may require you to register your IRC nickname. If you receive an error when you connect or when posting a message, see `libera.chat's Nickname Registration guide <https://libera.chat/guides/registration>`_ for instructions. To find all ``ansible`` specific channels on the libera.chat network, use the following command in your IRC client:
+
+.. code-block:: text
 
    /msg alis LIST #ansible* -min 5
 

docs/docsite/rst/community/development_process.rst

@@ -313,14 +313,14 @@ We do **not** backport features.
 
 #. Prepare your devel, stable, and feature branches:
 
-   ::
+.. code-block:: shell
 
        git fetch upstream
        git checkout -b backport/2.11/[PR_NUMBER_FROM_DEVEL] upstream/stable-2.11
 
 #. Cherry pick the relevant commit SHA from the devel branch into your feature branch, handling merge conflicts as necessary:
 
-   ::
+.. code-block:: shell
 
        git cherry-pick -x [SHA_FROM_DEVEL]
 
@@ -328,7 +328,7 @@ We do **not** backport features.
 
 #. Push your feature branch to your fork on GitHub:
 
-   ::
+.. code-block:: shell
 
        git push origin backport/2.11/[PR_NUMBER_FROM_DEVEL]