Publish sha256/sha512 checksums again but filter out signature ones (#5796)

Author: marcphilipp

gradle/plugins/publishing/src/main/kotlin/junitbuild.maven-central-publishing.settings.gradle.kts

@@ -1,3 +1,4 @@
+import nmcp.NmcpAggregationExtension
 import kotlin.time.Duration.Companion.minutes
 import kotlin.time.toJavaDuration
 
@@ -14,3 +15,18 @@ nmcpSettings {
 		publishingTimeout = 30.minutes.toJavaDuration()
 	}
 }
+
+gradle.lifecycle.afterProject {
+	if (project == rootProject) {
+		the<NmcpAggregationExtension>().apply {
+			publishAllChecksums = true
+		}
+		tasks.named<Zip>("nmcpZipAggregation") {
+			eachFile {
+				if (name.contains(".asc.")) {
+					exclude()
+				}
+			}
+		}
+	}
+}