format pom (#44)

Author: sazzad16

pom.xml

@@ -159,13 +159,13 @@
 					<plugin>
 						<groupId>org.apache.maven.plugins</groupId>
 						<artifactId>maven-gpg-plugin</artifactId>
-                        <version>3.0.1</version>
-                        <configuration>
-                            <gpgArguments>
-                                <arg>--pinentry-mode</arg>
-                                <arg>loopback</arg>
-                            </gpgArguments>
-                        </configuration>
+						<version>3.0.1</version>
+						<configuration>
+							<gpgArguments>
+								<arg>--pinentry-mode</arg>
+								<arg>loopback</arg>
+							</gpgArguments>
+						</configuration>
 						<executions>
 							<execution>
 								<id>sign-artifacts</id>