style: fix lint warnings

Author: microshine

test/testSuite.spec.ts

@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-unused-vars */
 import * as assert from "assert";
 import * as fs from "fs";
 import * as path from "path";

test/unitTests.spec.ts

@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-unused-vars */
 import * as assert from "assert";
 import * as asn1js from "../src";