remove sign-artifacts from publish-github-packages maven profile (#66)

Author: kortemik

pom.xml

@@ -255,30 +255,6 @@
           <url>https://maven.pkg.github.com/teragrep/jla_01</url>
         </repository>
       </distributionManagement>
-      <build>
-        <plugins>
-          <plugin>
-            <groupId>org.apache.maven.plugins</groupId>
-            <artifactId>maven-gpg-plugin</artifactId>
-            <version>1.6</version>
-            <executions>
-              <execution>
-                <id>sign-artifacts</id>
-                <goals>
-                  <goal>sign</goal>
-                </goals>
-                <phase>verify</phase>
-                <configuration>
-                  <gpgArguments>
-                    <arg>--pinentry-mode</arg>
-                    <arg>loopback</arg>
-                  </gpgArguments>
-                </configuration>
-              </execution>
-            </executions>
-          </plugin>
-        </plugins>
-      </build>
     </profile>
   </profiles>
 </project>