Merge manifests for hybrid mod jar

Author: me4502

worldedit-mod/build.gradle.kts

@@ -34,6 +34,14 @@ tasks.register<Jar>("jar") {
         exclude("defaults/worldedit.properties")
         exclude("pack.mcmeta")
     }
+    manifest {
+        from(
+            zipTree({remapFabric.get().archiveFile}).find{ it.name=="MANIFEST.MF"}
+        )
+        from(
+            zipTree({project(":worldedit-forge").tasks.getByName("shadowJar").outputs.files.singleFile}).find{ it.name=="MANIFEST.MF"}
+        )
+    }
 
     duplicatesStrategy = DuplicatesStrategy.FAIL
     archiveClassifier.set("dist")