Fix linter errors

packages/hardhat-network-helpers/src/helpers/reset.ts

@@ -8,7 +8,7 @@ export async function reset(
   blockNumber?: NumberLike
 ): Promise<void> {
   const provider = await getHardhatProvider();
-  clearSnapshots();
+  await clearSnapshots();
   if (url === undefined) {
     await provider.request({
       method: "hardhat_reset",

packages/hardhat-network-helpers/test/helpers/reset.ts

@@ -55,7 +55,7 @@ describe("resetWithoutFork", function () {
   });
 });
 
-describe("should clear snapshot upon reset", async function () {
+describe("should clear snapshot upon reset", function () {
   useEnvironment("simple");
   it("checks if the snapshot is cleared upon hardhat_reset", async function () {
     const snapshotBeforeReset = await hh.takeSnapshot();