Minor: Code style: Use [] for arrays declarations

plugin/bbb/lib/bbb.lib.php

@@ -1048,7 +1048,7 @@ class bbb
                 }
 
                 if (isset($record['playbackFormat']) && !empty($record['playbackFormat'])) {
-                    $recordLink = array();
+                    $recordLink = [];
                     foreach ($record['playbackFormat'] as $format) {
                         $this->insertMeetingFormat(intval($meetingDB['id']), $format->type->__toString(), $format->url->__toString());
                         $recordLink['record'][] = 1;

plugin/bbb/lib/bbb_api.php

@@ -494,7 +494,7 @@ class BigBlueButtonBN
 					'messageKey' => $xml->messageKey->__toString(),
 					'message' => $xml->message->__toString()
 				);
-				$formats = array();
+				$formats = [];
 
 				foreach ($xml->recordings->recording as $r) {
 					foreach ($r->playback->format as $format) {
@@ -565,7 +565,7 @@ class BigBlueButtonBN
 				);
 				$result['records'] = [];
 				if (!empty($xml->recordings->recording)) {
-					$formats = array();
+					$formats = [];
 
 					foreach ($xml->recordings->recording as $r) {
 						foreach ($r->playback->format as $format) {