Add missing since javadoc annotation

scm-core/src/main/java/sonia/scm/repository/api/MergeCommandBuilder.java

@@ -21,7 +21,7 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-    
+
 package sonia.scm.repository.api;
 
 import com.google.common.base.Preconditions;
@@ -140,6 +140,7 @@ public class MergeCommandBuilder {
   /**
    * Disables adding a verifiable signature to the merge.
    * @return This builder instance.
+   * @since 2.4.0
    */
   public MergeCommandBuilder disableSigning() {
     request.setSigningDisabled(true);

scm-core/src/main/java/sonia/scm/repository/api/ModifyCommandBuilder.java

@@ -167,6 +167,7 @@ public class ModifyCommandBuilder {
   /**
    * Disables adding a verifiable signature to the modification.
    * @return This builder instance.
+   * @since 2.4.0
    */
   public ModifyCommandBuilder disableSigning() {
     request.setSigningDisabled(true);