Stop building source features

They are not deployed and deprecated in Tycho.

Author: akurtakov

pom.xml

@@ -60,59 +60,6 @@
         </repository>
       </repositories>
     </profile>
-    <profile>
-      <id>build-feature-source</id>
-      <activation>
-        <!-- Only activated for feature projects-->
-        <file>
-          <exists>feature.xml</exists>
-        </file>
-      </activation>
-      <build>
-        <plugins>
-          <plugin>
-            <groupId>org.eclipse.tycho</groupId>
-            <artifactId>tycho-source-plugin</artifactId>
-            <executions>
-              <execution>
-                <phase>package</phase>
-                <id>feature-source</id>
-                <goals>
-                  <goal>feature-source</goal>
-                </goals>
-                <configuration>
-                  <excludes>
-                    <plugin id="javax.xml" />
-                    <plugin id="org.eclipse.swt" />
-                    <plugin id="org.eclipse.equinox.launcher.cocoa.macosx.x86_64" />
-                    <plugin id="org.eclipse.equinox.launcher.cocoa.macosx.aarch64" />
-                    <plugin id="org.eclipse.equinox.launcher.gtk.linux.ppc64le" />
-                    <plugin id="org.eclipse.equinox.launcher.gtk.linux.aarch64" />
-                    <plugin id="org.eclipse.equinox.launcher.gtk.linux.riscv64" />
-                    <plugin id="org.eclipse.equinox.launcher.gtk.linux.x86_64" />
-                    <plugin id="org.eclipse.equinox.launcher.win32.win32.aarch64" />
-                    <plugin id="org.eclipse.equinox.launcher.win32.win32.x86_64" />
-                  </excludes>
-                </configuration>
-              </execution>
-            </executions>
-          </plugin>
-          <plugin>
-            <groupId>org.eclipse.tycho</groupId>
-            <artifactId>tycho-p2-plugin</artifactId>
-            <executions>
-              <execution>
-                <id>attach-p2-metadata</id>
-                <phase>package</phase>
-                <goals>
-                  <goal>p2-metadata</goal>
-                </goals>
-              </execution>
-            </executions>
-          </plugin>
-        </plugins>
-      </build>
-    </profile>
   </profiles>
 
   <build>