Docs: Correct the documented types of the password algorithm constants in PHP 7.3 and earlier.

See #63166

git-svn-id: https://develop.svn.wordpress.org/trunk@60297 602fd350-edb4-49c9-b593-d223f7449a82

Author: johnbillion

src/wp-includes/pluggable.php

@@ -2676,9 +2676,11 @@ function wp_hash_password(
 		 * - `PASSWORD_ARGON2ID`
 		 * - `PASSWORD_DEFAULT`
 		 *
+		 * The values of the algorithm constants are strings in PHP 7.4+ and integers in PHP 7.3 and earlier.
+		 *
 		 * @since 6.8.0
 		 *
-		 * @param string $algorithm The hashing algorithm. Default is the value of the `PASSWORD_BCRYPT` constant.
+		 * @param string|int $algorithm The hashing algorithm. Default is the value of the `PASSWORD_BCRYPT` constant.
 		 */
 		$algorithm = apply_filters( 'wp_hash_password_algorithm', PASSWORD_BCRYPT );
 
@@ -2688,12 +2690,14 @@ function wp_hash_password(
 		 * The default hashing algorithm is bcrypt, but this can be changed via the {@see 'wp_hash_password_algorithm'}
 		 * filter. You must ensure that the options are appropriate for the algorithm in use.
 		 *
+		 * The values of the algorithm constants are strings in PHP 7.4+ and integers in PHP 7.3 and earlier.
+		 *
 		 * @since 6.8.0
 		 *
-		 * @param array $options    Array of options to pass to the password hashing functions.
-		 *                          By default this is an empty array which means the default
-		 *                          options will be used.
-		 * @param string $algorithm The hashing algorithm in use.
+		 * @param array      $options   Array of options to pass to the password hashing functions.
+		 *                              By default this is an empty array which means the default
+		 *                              options will be used.
+		 * @param string|int $algorithm The hashing algorithm in use.
 		 */
 		$options = apply_filters( 'wp_hash_password_options', array(), $algorithm );