E2E: Run E2E tests with Server Init (#3452)

* Run mm server via Docker

* Run mm server via Docker

* test separate server setup for e2e jobs

* Revert "test separate server setup for e2e jobs"

This reverts commit efd23823ac65de8945d635ce9f699c7a9e4fbd77.

* Fix docker on windows

* test run

* test run

* fix

* try a script to trigger Server spinup

* try a script to trigger Server spinup

* test

* remove the trigger workflow

* Change Label

* test-run with disabled E2E/Run label

* test-run

* test-run

* Fixes desktop e2e

* Fixes desktop e2e

* Fixes desktop e2e

* Fixes desktop e2e

---------

Co-authored-by: Mattermost Build <build@mattermost.com>

.github/PULL_REQUEST_TEMPLATE.md

@@ -28,7 +28,7 @@ Place an '[x]' (no spaces) in all applicable fields. Please remove unrelated fie
 - [ ] read and understood our [Contributing Guidelines](https://github.com/mattermost/desktop/blob/master/CONTRIBUTING.md)
 - [ ] completed [Mattermost Contributor Agreement](https://mattermost.com/contribute/)
 - [ ] executed `npm run lint:js` for proper code formatting
-- [ ] Run E2E tests by adding label `Run Desktop E2E Tests`
+- [ ] Run E2E tests by adding label `E2E/Run`
 
 #### Device Information
 This PR was tested on: <!-- Device name(s), OS version(s) -->