Update common api lib version to remove slsa property

src/main/java/org/eclipsefoundation/git/eca/helper/ProjectHelper.java

@@ -149,7 +149,6 @@ public final class ProjectHelper {
                         .collect(Collectors.toList()))
                 .setContributors(Collections.emptyList())
                 .setShortProjectId(ig.getShortProjectId())
-                .setSlsaLevel("")
                 .setSummary("")
                 .setWebsiteUrl("")
                 .setWebsiteRepo(Collections.emptyList())