Cache projects used in filter query

The projects will be used to check access level, that will require
reading the project rows from database. Making sure the projects rows
are cached avoids having individual queries later for each project.

core/filter_api.php

@@ -1492,6 +1492,8 @@ function filter_get_bug_rows_query_clauses( array $p_filter, $p_project_id = nul
 		$t_private_and_public_project_ids = array();
 		$t_limited_projects = array();
 
+		# make sure the project rows are cached, as they will be used to check access levels.
+		project_cache_array_rows( $t_project_ids );
 		foreach( $t_project_ids as $t_pid ) {
 			# limit reporters to visible projects
 			if( ( ON === $t_limit_reporters ) && ( !access_has_project_level( access_threshold_min_level( config_get( 'report_bug_threshold', null, $t_user_id, $t_pid ) ) + 1, $t_pid, $t_user_id ) ) ) {