更新maven版本

pom.xml

@@ -22,7 +22,7 @@
         <yami.shop.version>0.0.1-SNAPSHOT</yami.shop.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <maven.compiler.plugin.version>3.7.0</maven.compiler.plugin.version>
+        <maven.compiler.plugin.version>3.8.1</maven.compiler.plugin.version>
         <spring-boot.version>2.7.0</spring-boot.version>
         <java.version>1.8</java.version>
         <guava.version>31.1-jre</guava.version>