minor #9188 Reverted the cache:clear warm up deprecation (javiereguiluz)

This PR was merged into the 3.4 branch.

Discussion
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Reverted the cache:clear warm up deprecation

This fixes #8379 by reverting the changed made in #7846.

Commits
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6b401ab Reverted the cache:clear warm up deprecation

Author: javiereguiluz

configuration/override_dir_structure.rst

@@ -216,7 +216,7 @@ You also need to change the ``extra.symfony-web-dir`` option in the
 
     .. code-block:: terminal
 
-        $ php bin/console cache:clear --no-warmup --env=prod
+        $ php bin/console cache:clear --env=prod
         $ php bin/console assetic:dump --env=prod --no-debug
 
 Override the ``vendor`` Directory

console/usage.rst

@@ -12,12 +12,13 @@ By default, console commands run in the ``dev`` environment and you may want to
 change this for some commands. For example, you may want to run some commands in
 the ``prod`` environment for performance reasons. Also, the result of some
 commands will be different depending on the environment. For example, the
-``cache:clear`` command will clear the cache for the specified environment only.
-To clear the ``prod`` cache you need to run:
+``cache:clear`` command will clear and warm up the cache for the specified
+environment only:
 
 .. code-block:: terminal
 
-    $ php bin/console cache:clear --no-warmup --env=prod
+    # clear (and warm up) the cache of the 'prod' environment
+    $ php bin/console cache:clear --env=prod
 
     # this is equivalent:
     $ php bin/console cache:clear --no-warmup -e prod

deployment.rst

@@ -170,8 +170,7 @@ Make sure you clear and warm-up your Symfony cache:
 
 .. code-block:: terminal
 
-    $ php bin/console cache:clear --env=prod --no-debug --no-warmup
-    $ php bin/console cache:warmup --env=prod
+    $ php bin/console cache:clear --env=prod --no-debug
 
 E) Dump your Assetic Assets
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~

reference/dic_tags.rst

@@ -502,11 +502,6 @@ Cache warming occurs whenever you run the ``cache:warmup`` or ``cache:clear``
 command (unless you pass ``--no-warmup`` to ``cache:clear``). It is also run
 when handling the request, if it wasn't done by one of the commands yet.
 
-.. versionadded:: 3.3
-    Starting from Symfony 3.3, the warm-up part of the ``cache:clear`` command
-    is deprecated. You must always pass the ``--no-warmup`` option to
-    ``cache:clear`` and use ``cache:warmup`` instead to warm-up the cache.
-
 The purpose is to initialize any cache that will be needed by the application
 and prevent the first user from any significant "cache hit" where the cache
 is generated dynamically.