test: update unit test for vault backend plugin api

Signed-off-by: Ilya Katlinski <ilya.katlinsky@gmail.com>

plugins/vault/src/api.test.ts

@@ -68,6 +68,8 @@ describe('api', () => {
   };
 
   beforeEach(() => {
+    jest.resetAllMocks();
+
     setupHandlers();
 
     api = new VaultClient({ discoveryApi, fetchApi });

plugins/vault/src/components/EntityVaultTable/EntityVaultTable.test.tsx

@@ -100,6 +100,7 @@ describe('EntityVaultTable', () => {
   };
 
   beforeEach(() => {
+    jest.resetAllMocks();
     vaultClient = new VaultClient({ discoveryApi, fetchApi });
     apis = TestApiRegistry.from([vaultApiRef, vaultClient]);
     listSecretsSpy = jest.spyOn(vaultClient, 'listSecrets');