Docs: Add a file header comment to version.php.

Props sephsekla, bruceallen.
Fixes #43765.



git-svn-id: https://develop.svn.wordpress.org/trunk@43662 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/version.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * WordPress Version
+ *
+ * Contains version information for the current WordPress release.
+ *
+ * @package WordPress
+ * @since 1.1.0
+ */
+
 /**
  * The WordPress version string
  *