Fix tests from jest-when version bump (#311)

* Fix tests from jest-when version bump
* Delete unused test helpers
* Add workflow_dispatch for tests

integrationTests/basic/integration.test.js

@@ -109,17 +109,17 @@ describe('integration', () => {
         jest.resetAllMocks();
 
         when(core.getInput)
-            .calledWith('url')
+            .calledWith('url', expect.anything())
             .mockReturnValueOnce(`${vaultUrl}`);
 
         when(core.getInput)
-            .calledWith('token')
+            .calledWith('token', expect.anything())
             .mockReturnValueOnce('testtoken');
     });
 
     function mockInput(secrets) {
         when(core.getInput)
-            .calledWith('secrets')
+            .calledWith('secrets', expect.anything())
             .mockReturnValueOnce(secrets);
     }