Remove unused print_project_user_list() API

The logic is now handled directly in manage_user_edit_page.php, so this
function is no longer necessary.

Issue #28122

core/print_api.php

@@ -1188,30 +1188,6 @@ function print_project_user_list_option_list2( $p_user_id ) {
 	}
 }
 
-/**
- * list of projects that a user is in
- * @param integer $p_user_id             An user identifier.
- * @param boolean $p_include_remove_link Whether to display remove link.
- * @return void
- */
-function print_project_user_list( $p_user_id, $p_include_remove_link = true ) {
-	$t_projects = user_get_assigned_projects( $p_user_id );
-
-	foreach( $t_projects as $t_project_id=>$t_project ) {
-		$t_project_name = string_attribute( $t_project['name'] );
-		$t_view_state = $t_project['view_state'];
-		$t_access_level = $t_project['access_level'];
-		$t_access_level = get_enum_element( 'access_levels', $t_access_level );
-		$t_view_state = get_enum_element( 'project_view_state', $t_view_state );
-
-		echo $t_project_name . ' [' . $t_access_level . '] (' . $t_view_state . ')';
-		if( $p_include_remove_link && access_has_project_level( config_get( 'project_user_threshold' ), $t_project_id ) ) {
-			html_button( 'manage_user_proj_delete.php', lang_get( 'remove_link' ), array( 'project_id' => $t_project_id, 'user_id' => $p_user_id ) );
-		}
-		echo '<br />';
-	}
-}
-
 /**
  * List of projects with which the specified field id is linked.
  * For every project, the project name is listed and then the list of custom