bug #15220 [DependencyInjection] Freeze also FrozenParameterBag::remove (lyrixx)

This PR was merged into the 2.3 branch.

Discussion
----------

[DependencyInjection] Freeze also FrozenParameterBag::remove

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | -
| License       | MIT
| Doc PR        | -

Commits
-------

4a72c44 [DependencyInjection] Freeze also FrozenParameterBag::remove

Author: fabpot

ParameterBag/FrozenParameterBag.php

@@ -69,4 +69,14 @@ public function set($name, $value)
     {
         throw new LogicException('Impossible to call set() on a frozen ParameterBag.');
     }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @api
+     */
+    public function remove($name)
+    {
+        throw new LogicException('Impossible to call remove() on a frozen ParameterBag.');
+    }
 }