refactor: removed unused jarsigning plugins

Signed-off-by: Marcello Rinaldo Martina <martina.marcello.rinaldo@outlook.com>

Author: marcellorinaldo

kura/tools/kura-addon-archetype/src/main/resources/archetype-resources/parent/pom.xml

@@ -38,8 +38,6 @@
     <properties>
         <tycho.version>4.0.11</tycho.version>
         <bnd.version>7.1.0</bnd.version>
-        <skip.artifact.signing>true</skip.artifact.signing>
-        <keystore.type>JKS</keystore.type>
     </properties>
 
     <!-- All of the external dependencies that are needed for your bundle -->
@@ -161,54 +159,6 @@
                     </executions>
                 </plugin>
 
-                <plugin>
-                    <groupId>org.apache.maven.plugins</groupId>
-                    <artifactId>maven-jarsigner-plugin</artifactId>
-                    <version>1.4</version>
-                    <executions>
-                        <execution>
-                            <id>sign</id>
-                            <goals>
-                                <goal>sign</goal>
-                            </goals>
-                        </execution>
-                    </executions>
-                    <configuration>
-                        <skip>${skip.artifact.signing}</skip>
-                        <storetype>${keystore.type}</storetype>
-                        <keystore>${addon.keystore.path}</keystore>
-                        <alias>${addon.key.alias}</alias>
-                        <storepass>${addon.keystore.password}</storepass>
-                        <keypass>${addon.key.password}</keypass>
-                        <arguments>
-                            <argument>-tsa</argument>
-                            <argument>http://timestamp.digicert.com</argument>
-                        </arguments>
-                    </configuration>
-                </plugin>
-
-                <!-- Enable jar signing via Eclipse Signing Server -->
-                <!-- See
-                http://codeandme.blogspot.com/2017/04/host-your-own-eclipse-signing-server.html -->
-                <!-- Note that https is not supported -->
-                <plugin>
-                    <groupId>org.eclipse.cbi.maven.plugins</groupId>
-                    <artifactId>eclipse-jarsigner-plugin</artifactId>
-                    <version>1.1.5</version>
-                    <executions>
-                        <execution>
-                            <id>sign</id>
-                            <goals>
-                                <goal>sign</goal>
-                            </goals>
-                            <phase>verify</phase>
-                        </execution>
-                    </executions>
-                    <configuration>
-                        <signerUrl>http://localhost:8080/jarsigner</signerUrl>
-                    </configuration>
-                </plugin>
-
                 <plugin>
                     <groupId>org.honton.chas</groupId>
                     <artifactId>exists-maven-plugin</artifactId>
@@ -292,10 +242,6 @@
                 <groupId>biz.aQute.bnd</groupId>
                 <artifactId>bnd-maven-plugin</artifactId>
             </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jarsigner-plugin</artifactId>
-            </plugin>
             <!-- by default, skip deploy -->
             <!-- bundles that want to deploy must override this configuration -->
             <plugin>