Handle driver deprecation on Cursor::getId and new UTCDateTime(string) (#1418)

* PHPC-2412 PHPLIB-1489 Address CursorId in ChangeStream
* PHPC-2443 Handle deprecation on UTCDateTime from string

Author: GromNaN

src/ChangeStream.php

@@ -261,7 +261,7 @@ private function onIteration(bool $incrementKey): void
          * have been received in the last response. Therefore, we can unset the
          * resumeCallable. This will free any reference to Watch as well as the
          * only reference to any implicit session created therein. */
-        if ((string) $this->getCursorId() === '0') {
+        if ((string) $this->getCursorId(true) === '0') {
             $this->resumeCallable = null;
         }
 

tests/GridFS/StreamWrapperFunctionalTest.php

@@ -46,7 +46,7 @@ public function setUp(): void
         parent::setUp();
 
         $this->filesCollection->insertMany([
-            ['_id' => 'length-10', 'length' => 10, 'chunkSize' => 4, 'uploadDate' => new UTCDateTime('1484202200000')],
+            ['_id' => 'length-10', 'length' => 10, 'chunkSize' => 4, 'uploadDate' => new UTCDateTime(1484202200000)],
         ]);
 
         $this->chunksCollection->insertMany([