CI: sign JARs when deploying releases

Author: hinerm

pom.xml

@@ -66,7 +66,7 @@
 		<license.copyrightOwners>Max Planck Institute of Molecular Cell Biology and Genetics</license.copyrightOwners>
 
 		<!-- NB: Deploy releases to the SciJava Maven repository. -->
-		<releaseProfiles>deploy-to-scijava</releaseProfiles>
+		<releaseProfiles>sign,deploy-to-scijava</releaseProfiles>
 	</properties>
 
 	<developers>