Remove unnecessary type casting

Author: charisk

extensions/ql-vscode/test/unit-tests/databases/db-item-expansion.test.ts

@@ -1,7 +1,3 @@
-import {
-  RemoteUserDefinedListDbItem,
-  RootRemoteDbItem,
-} from "../../../src/databases/db-item";
 import {
   updateExpandedItem,
   ExpandedDbItem,
@@ -26,10 +22,9 @@ describe("db item expansion", () => {
         },
       ];
 
-      const dbItem: RemoteUserDefinedListDbItem =
-        createRemoteUserDefinedListDbItem({
-          listName: "list2",
-        });
+      const dbItem = createRemoteUserDefinedListDbItem({
+        listName: "list2",
+      });
 
       const newExpandedItems = updateExpandedItem(
         currentExpandedItems,
@@ -47,10 +42,9 @@ describe("db item expansion", () => {
     });
 
     it("should add an expanded item to an empty list", () => {
-      const dbItem: RemoteUserDefinedListDbItem =
-        createRemoteUserDefinedListDbItem({
-          listName: "list2",
-        });
+      const dbItem = createRemoteUserDefinedListDbItem({
+        listName: "list2",
+      });
 
       const newExpandedItems = updateExpandedItem([], dbItem, true);
 
@@ -73,10 +67,9 @@ describe("db item expansion", () => {
         },
       ];
 
-      const dbItem: RemoteUserDefinedListDbItem =
-        createRemoteUserDefinedListDbItem({
-          listName: "list1",
-        });
+      const dbItem = createRemoteUserDefinedListDbItem({
+        listName: "list1",
+      });
 
       const newExpandedItems = updateExpandedItem(
         currentExpandedItems,
@@ -98,7 +91,7 @@ describe("db item expansion", () => {
         },
       ];
 
-      const dbItem: RootRemoteDbItem = createRootRemoteDbItem();
+      const dbItem = createRootRemoteDbItem();
 
       const newExpandedItems = updateExpandedItem(
         currentExpandedItems,
@@ -134,7 +127,7 @@ describe("db item expansion", () => {
         listName: "list1",
       });
 
-      const newDbItem: RemoteUserDefinedListDbItem = {
+      const newDbItem = {
         ...currentDbItem,
         listName: "list1 (renamed)",
       };