!48 【轻量级 PR】：🆙 spring cloud alibaba 2.2.1

Merge pull request !48 from page2o/N/A

pom.xml

@@ -37,7 +37,7 @@
 	<properties>
 		<spring-boot.version>2.2.6.RELEASE</spring-boot.version>
 		<spring-cloud.version>Hoxton.SR3</spring-cloud.version>
-		<spring-cloud-alibaba.version>2.2.0.RELEASE</spring-cloud-alibaba.version>
+		<spring-cloud-alibaba.version>2.2.1.RELEASE</spring-cloud-alibaba.version>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<maven.compiler.source>1.8</maven.compiler.source>
 		<maven.compiler.target>1.8</maven.compiler.target>