Fix formatting of function declaration in coding style

Author: traviswindsormoodle

general/development/policies/codingstyle/index.md

@@ -1180,18 +1180,18 @@ If arguments are optional, then they should be marked appropriately as optional
 <ValidExample>
 
 ```php
-    function goodfunction(
-        string $text,
-        ?context $context = null,
-        bool $trusted = false,
-        ?bool $clean = null,
-        bool $filter = true,
-        bool $para = true,
-        bool $newlines = true,
-        bool $overflowdiv = false,
-        bool $blanktarget = false,
-        bool $allowid = false,
-    ): string;
+function goodfunction(
+    string $text,
+    ?context $context = null,
+    bool $trusted = false,
+    ?bool $clean = null,
+    bool $filter = true,
+    bool $para = true,
+    bool $newlines = true,
+    bool $overflowdiv = false,
+    bool $blanktarget = false,
+    bool $allowid = false,
+): string;
 ```
 
 </ValidExample>