[jasmine] Add support for passing DiffBuilder as the third argument to v3 (DefinitelyTyped#66391)

This was added in v3.99 to ease the transition to v4.0

https://jasmine.github.io/tutorials/upgrading_to_Jasmine_4.0#tips-for-resolving-specific-deprecation-warnings

Author: mitchellwills

types/jasmine/v3/index.d.ts

@@ -494,6 +494,7 @@ declare namespace jasmine {
 
     interface MatchersUtil {
         equals(a: any, b: any, customTesters?: ReadonlyArray<CustomEqualityTester>, diffBuilder?: DiffBuilder): boolean;
+        equals(a: any, b: any, diffBuilder?: DiffBuilder): boolean;
         contains<T>(
             haystack: ArrayLike<T> | string,
             needle: any,

types/jasmine/v3/jasmine-tests.ts

@@ -1302,6 +1302,11 @@ describe("DiffBuilder", () => {
         jasmine.matchersUtil.equals(1, 1, undefined, differ);
     });
 
+    it("can be passed to matchersUtil.equals as the third argument", () => {
+        const differ = jasmine.DiffBuilder();
+        jasmine.matchersUtil.equals(1, 1, differ);
+    });
+
     it("records the actual and expected objects", () => {
         const diffBuilder = jasmine.DiffBuilder();
         diffBuilder.setRoots({ x: "actual" }, { x: "expected" });