fix some warning

Author: Cary Hu

src/test/issueTests.ts

@@ -609,8 +609,8 @@ export const issueTests: {
         logger.expectNoOtherMessages();
     },
 
-    gh1994(project, logger) {
-        const case1 = query(project, "Collection.case1");
+    gh1994(_project, logger) {
+        // const case1 = query(project, "Collection.case1");
         // TODO: I don't know how to add test case for this case
         // and I added a test simple file in 'issues' folder.
         // But I don't know how to test it.