minor #1257 [Docs] Fixing 2 minor typos in the docs (weaverryan)

This PR was merged into the 2.x branch.

Discussion
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[Docs] Fixing 2 minor typos in the docs

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| Issues        | None
| License       | MIT

Minor stuff!

Commits
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77ffeed [Docs] Fixing 2 minor typos in the docs

Author: weaverryan

src/LiveComponent/doc/index.rst

@@ -2249,7 +2249,7 @@ To add some loading text before the real component is loaded, use the
 
     {{ component('SomeHeavyComponent', { defer: true, loading-template: 'spinning-wheel.html.twig' }) }}
 
-Or override the ``content`` block:
+Or override the ``loadingContent`` block:
 
 .. code-block:: twig
 

src/TwigComponent/doc/index.rst

@@ -1434,9 +1434,9 @@ When overriding the ``alert_message`` block, you have access to the ``message``
     {% endcomponent %}
 
 
-.. versionadded:: 2.12
+.. versionadded:: 2.13
 
-    The ability to refer to the scope of higher components via the ``outerScope`` variable was added in 2.12.
+    The ability to refer to the scope of higher components via the ``outerScope`` variable was added in 2.13.
 
 As mentioned before, variables from lower components are merged with those from upper components. When you need
 access to some properties or functions from higher components, that can be done via the ``outerScope...`` variable: