Update pom.xml

pom.xml

@@ -4,16 +4,13 @@
     <artifactId>tdlib</artifactId>
     <version>2.166.0</version>
     <name>JTDLib</name>
-    <packaging>pom</packaging>
+    <packaging>jar</packaging>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <!-- required for jdk9 -->
         <maven.compiler.source>10</maven.compiler.source>
         <maven.compiler.target>10</maven.compiler.target>
     </properties>
-    <modules>
-        <module>common-utils</module>
-    </modules>
     <dependencies>
         <dependency>
             <groupId>junit</groupId>