Merge pull request #474 from dataease/pr@dev@fix_maven_package_error

backend/pom.xml

@@ -414,6 +414,12 @@
                     <skipTests>true</skipTests>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-resources-plugin</artifactId>
+                <version>2.4.3</version>
+            </plugin>
+
             <plugin>
                 <artifactId>maven-clean-plugin</artifactId>
                 <configuration>