chore: removed abandoned package from composer (#6881)

Author: vishwarajanand

composer.json

@@ -14,7 +14,7 @@
         "squizlabs/php_codesniffer": "2.*",
         "phpdocumentor/reflection": "^5.0",
         "erusev/parsedown": "^1.6",
-        "rg/avro-php": "^3.0.0"
+        "flix-tech/avro-php": "^5.0.0"
     },
     "suggest": {
         "ext-grpc": "The gRPC extension enables use of the performant gRPC transport",

tests/System/SchemaTest.php

@@ -116,9 +116,6 @@ public function testSchemaManagementProtobuf(PubSubClient $client)
      */
     public function testPublishWithAvroSchemaBinary(PubSubClient $client)
     {
-        if (version_compare(phpversion(), '7.3.0') === -1) {
-            $this->markTestSkipped('This test can only be run on php 7.3+');
-        }
         $definition = file_get_contents(__DIR__ . '/testdata/schema.avsc');
         $schema = $client->createSchema(
             uniqid(self::TESTING_PREFIX),
@@ -147,9 +144,10 @@ public function testPublishWithAvroSchemaBinary(PubSubClient $client)
         $encoder = new \AvroIOBinaryEncoder($io);
         $writer->write($data, $encoder);
 
-        $topic->publish(new Message([
+        $messageIds = $topic->publish(new Message([
             'data' => $io->string(),
         ]));
+        $this->assertNotEmpty($messageIds);
     }
 
     /**