[libgdx] Fix signing config for snapshot releases

spine-libgdx/spine-libgdx/pom.xml

@@ -110,21 +110,6 @@
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-gpg-plugin</artifactId>
 				<version>3.0.1</version>
-				<executions>
-					<execution>
-						<id>sign-artifacts</id>
-						<phase>verify</phase>
-						<goals>
-							<goal>sign</goal>
-						</goals>
-						<configuration>
-							<gpgArguments>
-								<arg>--pinentry-mode</arg>
-								<arg>loopback</arg>
-							</gpgArguments>
-						</configuration>
-					</execution>
-				</executions>
 			</plugin>
 		</plugins>
 	</build>