test to use List.of()

Author: brandon-lau0

jablib/src/test/java/org/jabref/logic/util/ExternalLinkCreatorTest.java

@@ -2,6 +2,7 @@
 
 import java.net.MalformedURLException;
 import java.util.Collections;
+import java.util.List;
 import java.util.Optional;
 import java.util.stream.Stream;
 
@@ -32,7 +33,7 @@ public StubImporterPreferences() {
                     Collections.emptySet(), // apiKeys
                     Collections.emptyMap(), // defaultApiKeys
                     true, // persistCustomKeys
-                    Collections.emptyList(), // catalogs
+                    List.of(), // catalogs
                     null, // defaultPlainCitationParser
                     Collections.emptyMap() // searchEngineUrlTemplates
             );