upgrade maven version to 2.7.0

Author: lionsoul2014

binding/java/ReadMe.md

@@ -7,7 +7,7 @@
 <dependency>
     <groupId>org.lionsoul</groupId>
     <artifactId>ip2region</artifactId>
-    <version>2.6.6</version>
+    <version>2.7.0</version>
 </dependency>
 ```
 

binding/java/pom.xml

@@ -178,11 +178,11 @@
             </build>
             <distributionManagement>
                 <snapshotRepository>
-                    <id>oss</id>
+                    <id>oss-parent</id>
                     <url>https://oss.sonatype.org/content/repositories/snapshots/</url>
                 </snapshotRepository>
                 <repository>
-                    <id>oss</id>
+                    <id>oss-parent</id>
                     <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
                 </repository>
             </distributionManagement>