support spring boot3

Author: qiujiayu

CHANGES.md

@@ -5,7 +5,7 @@ Release Notes.
 Apollo Java 2.4.0
 
 ------------------
-* 
+* [support spring boot3](https://github.com/apolloconfig/apollo-java/pull/82)
 
 ------------------
 All issues and pull requests are [here](https://github.com/apolloconfig/apollo-java/milestone/4?closed=1)

apollo-client/src/main/java/com/ctrip/framework/apollo/spring/boot/ApolloAutoConfiguration.java

@@ -19,12 +19,12 @@
 import com.ctrip.framework.apollo.spring.config.ConfigPropertySourcesProcessor;
 import com.ctrip.framework.apollo.spring.config.PropertySourcesConstants;
 import com.ctrip.framework.apollo.spring.config.PropertySourcesProcessor;
+import org.springframework.boot.autoconfigure.AutoConfiguration;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
 
-@Configuration
+@AutoConfiguration
 @ConditionalOnProperty(PropertySourcesConstants.APOLLO_BOOTSTRAP_ENABLED)
 @ConditionalOnMissingBean(PropertySourcesProcessor.class)
 public class ApolloAutoConfiguration {