Docs: Update `@since` version for `theme_templates` filter added in [43025].

See #43872.
Built from https://develop.svn.wordpress.org/trunk@43027


git-svn-id: http://core.svn.wordpress.org/trunk@42856 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/class-wp-theme.php

@@ -1185,7 +1185,7 @@ final class WP_Theme implements ArrayAccess {
 		/**
 		 * Filters list of page templates for a theme.
 		 *
-		 * @since 5.0.0
+		 * @since 4.9.6
 		 *
 		 * @param string[]     $post_templates Array of page templates. Keys are filenames,
 		 *                                     values are translated names.

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.0-alpha-43025';
+$wp_version = '5.0-alpha-43027';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.