General: Always use colon instead of a semicolon in `switch()` control structures.

Props jrf.
Fixes #41234.
Built from https://develop.svn.wordpress.org/trunk@40997


git-svn-id: http://core.svn.wordpress.org/trunk@40847 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/class-wp-network.php

@@ -154,7 +154,7 @@ class WP_Network {
 	 */
 	public function __get( $key ) {
 		switch ( $key ) {
-			case 'id';
+			case 'id':
 				return (int) $this->id;
 			case 'blog_id':
 				return $this->blog_id;

wp-includes/date.php

@@ -845,7 +845,7 @@ class WP_Date_Query {
 
 				return $value[0] . ' AND ' . $value[1];
 
-			default;
+			default:
 				if ( ! is_numeric( $value ) ) {
 					return false;
 				}

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.9-alpha-40996';
+$wp_version = '4.9-alpha-40997';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.