I18N: Deprecate `Gettext_Translations::parenthesize_plural_exression()`.

Aside from having a typo in the name, the method is unused by core as of WordPress 4.9.

Follow-up to [10584], [12079], [41722].

Props tohincoderex, jrf.
Fixes #59347.
Built from https://develop.svn.wordpress.org/trunk@57161


git-svn-id: http://core.svn.wordpress.org/trunk@56672 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/pomo/translations.php

@@ -249,6 +249,9 @@ if ( ! class_exists( 'Translations', false ) ) :
 		 * Adds parentheses to the inner parts of ternary operators in
 		 * plural expressions, because PHP evaluates ternary oerators from left to right
 		 *
+		 * @deprecated 6.5.0 Use the Plural_Forms class instead.
+		 * @see Plural_Forms
+		 *
 		 * @param string $expression the expression without parentheses
 		 * @return string the expression with parentheses added
 		 */

wp-includes/version.php

@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.5-alpha-57159';
+$wp_version = '6.5-alpha-57161';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.