Update DOCtor-RST to 1.71.7 and move link definition

Move the Symfony Documentation link definition from the example
code block to the bottom of the page where all other link
definitions are located, following RST best practices.

Author: OskarStark

.github/workflows/ci.yaml

@@ -72,7 +72,7 @@ jobs:
                     key: ${{ runner.os }}-doctor-rst-${{ steps.extract_base_branch.outputs.branch }}
 
             -   name: "Run DOCtor-RST"
-                uses: docker://oskarstark/doctor-rst:1.71.6
+                uses: docker://oskarstark/doctor-rst:1.71.7
                 with:
                     args: --short --error-format=github --cache-file=/github/workspace/.cache/doctor-rst.cache
 

contributing/documentation/standards.rst

@@ -45,8 +45,6 @@ Example
 
         echo 'You cannot use the :: shortcut here';
 
-    .. _`Symfony Documentation`: https://symfony.com/doc
-
 Code Examples
 -------------
 
@@ -224,6 +222,7 @@ In addition, documentation follows these rules:
 * **Contractions** are allowed: e.g. you can write ``you would`` as well as ``you'd``,
   ``it is`` as well as ``it's``, etc.
 
+.. _`Symfony Documentation`: https://symfony.com/doc
 .. _`Twig Coding Standards`: https://twig.symfony.com/doc/3.x/coding_standards.html
 .. _`reserved by the IANA`: https://tools.ietf.org/html/rfc2606#section-3
 .. _`American English`: https://en.wikipedia.org/wiki/American_English