(DOCSP-42975) [Atlas CLI] Atlas CLI nested components (#677) (#703)

* (DOCSP-42975) Unnested 2 examples in table.

* (DOCSP-42975) Wording.

* @sarahsimpers Fix punctuation

Co-authored-by: Sarah Simpers <[email protected]>

---------

Co-authored-by: Elyse Foreman <[email protected]>
Co-authored-by: Sarah Simpers <[email protected]>
(cherry picked from commit ce5d220)

# Conflicts:
#	source/atlas-cli-env-variables.txt

Author: elyse-mdb

source/atlas-cli-env-variables.txt

@@ -113,4 +113,48 @@ The {+atlas-cli+} supports the following environment variables:
        {+atlas-cli+}. Set to ``false`` to disable telemetry.
 
        You can also enable or disable telemetry with ``DO_NOT_TRACK``,
-       but you don't need to specify both.
+       but you don't need to specify both.
+
+   * - ``HTTP_PROXY``
+     - The absolute |url| or the hostname and port in the 
+       ``hostname[:port]`` format. 
+
+       The following examples show how to set up the environment
+       variable in different situations:
+
+       - If your proxy configuration doesn't require authentication: 
+
+         .. code-block:: sh 
+            :copyable: false 
+
+            HTTP_PROXY=<my.proxy.address>
+
+       - If your proxy configuration requires authentication:
+
+         .. code-block:: sh 
+            :copyable: false 
+
+            HTTP_PROXY=<username>:<password>@<my.proxy.address>
+
+       - If the scheme is ``socks5``:
+
+         .. code-block:: sh 
+            :copyable: false 
+
+            HTTP_PROXY=socks5://<my.proxy.address>
+
+   * - ``HTTPS_PROXY``
+     - The absolute |url|. If ``HTTP_PROXY`` is also set, this takes 
+       precedence over ``HTTP_PROXY`` for all requests.
+
+       The following example shows how to set up the environment 
+       variable:
+
+       .. code-block:: sh 
+          :copyable: false 
+
+          HTTPS_PROXY=https://<my.proxy.address>
+
+   * - ``NO_PROXY``
+     - Indicates no proxy for the |url| because proxy isn't configured 
+       for the |url|.