Fix new tests

Author: brophdawg11

packages/react-router/__tests__/router/lazy-test.ts

@@ -2967,9 +2967,7 @@ describe("lazily loaded route modules", () => {
         !(context instanceof Response),
         "Expected a StaticContext instance"
       );
-      expect(context.loaderData).toEqual({
-        root: null,
-      });
+      expect(context.loaderData).toEqual({});
       expect(context.errors).toEqual({
         lazy: new Error("LAZY LOADER ERROR"),
       });
@@ -3041,9 +3039,7 @@ describe("lazily loaded route modules", () => {
         !(context instanceof Response),
         "Expected a StaticContext instance"
       );
-      expect(context.loaderData).toEqual({
-        root: null,
-      });
+      expect(context.loaderData).toEqual({});
       expect(context.errors).toEqual({
         root: new Error("LAZY LOADER ERROR"),
       });
@@ -3080,9 +3076,7 @@ describe("lazily loaded route modules", () => {
         !(context instanceof Response),
         "Expected a StaticContext instance"
       );
-      expect(context.loaderData).toEqual({
-        root: null,
-      });
+      expect(context.loaderData).toEqual({});
       expect(context.errors).toEqual({
         root: new Error("LAZY LOADER ERROR"),
       });