update spring cloud alibaba version : 0.2.1 -> 0.2.2

Author: dyc87112

4-Finchley/alibaba-nacos-config-client/pom.xml

@@ -56,7 +56,7 @@
             <dependency>
                 <groupId>org.springframework.cloud</groupId>
                 <artifactId>spring-cloud-alibaba-dependencies</artifactId>
-                <version>0.2.1.RELEASE</version>
+                <version>0.2.2.RELEASE</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>