Rely on the official ENV var for Docker repo

* Remove obsolete `TestUtils.dockerRegistryFromEnv()`
* Upgrade to Spring GraphQL `1.0.0`

Author: artembilan

build.gradle

@@ -100,7 +100,7 @@ ext {
     smackVersion = '4.4.5'
     springAmqpVersion = project.hasProperty('springAmqpVersion') ? project.springAmqpVersion : '3.0.0-M3'
     springDataVersion = project.hasProperty('springDataVersion') ? project.springDataVersion : '2022.0.0-M4'
-    springGraphqlVersion = '1.0.0-SNAPSHOT'
+    springGraphqlVersion = '1.0.0'
     springKafkaVersion = '3.0.0-M4'
     springRetryVersion = '1.3.3'
     springSecurityVersion = project.hasProperty('springSecurityVersion') ? project.springSecurityVersion : '6.0.0-M4'

spring-integration-jdbc/src/test/java/org/springframework/integration/jdbc/mysql/MySqlContainerTest.java

@@ -34,11 +34,7 @@
 public interface MySqlContainerTest {
 
 	@Container
-	MySQLContainer<?> MY_SQL_CONTAINER =
-			new MySQLContainer<>(
-					DockerImageName.parse(TestUtils.dockerRegistryFromEnv() + "mysql")
-							.asCompatibleSubstituteFor("mysql"))
-					.withReuse(true);
+	MySQLContainer<?> MY_SQL_CONTAINER = new MySQLContainer<>("mysql").withReuse(true);
 
 
 	static String getDriverClassName() {

spring-integration-mqtt/src/test/java/org/springframework/integration/mqtt/MosquittoContainerTest.java

@@ -33,7 +33,7 @@ public interface MosquittoContainerTest {
 
 	@Container
 	GenericContainer<?> MOSQUITTO_CONTAINER =
-			new GenericContainer<>(TestUtils.dockerRegistryFromEnv() + "eclipse-mosquitto:2.0.12")
+			new GenericContainer<>("eclipse-mosquitto:2.0.12")
 					.withCommand("mosquitto -c /mosquitto-no-auth.conf")
 					.withReuse(true)
 					.withExposedPorts(1883);

spring-integration-test-support/src/main/java/org/springframework/integration/test/util/TestUtils.java

@@ -375,10 +375,6 @@ public static void revertLogLevels(String methodName, LevelsContainer container)
 		ctx.updateLoggers();
 	}
 
-	public static String dockerRegistryFromEnv() {
-		return Optional.ofNullable(System.getenv("DOCKER_REGISTRY_URL")).orElse("");
-	}
-
 	public static class LevelsContainer {
 
 		private final Map<Class<?>, Level> classLevels;