feat: delete java version

Author: wardseptember

pom.xml

@@ -81,7 +81,6 @@
         <module>trpc-opentelemetry</module>
     </modules>
     <properties>
-        <java.version>17</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.test.skip>false</maven.test.skip>
         <maven.deploy.skip>false</maven.deploy.skip>