In Cockpit, on processes page, deleting process definitions by key is a no-op

Environment (Required on creation)

7.20.0

Description (Required on creation; please attach any relevant screenshots, stacktraces, log files, etc. to the ticket)

In Cockpit, deleting process definitions by key on the processes page is a no-op.

Steps to reproduce (Required on creation)

Navigate to the processes page.
Click for a process definition on the delete button.

Delete action processes page

Observed Behavior (Required on creation)

Nothing happens (no-op). The browser console shows the following error:

Browser console error

``` deps.js?bust=7.20.0-SNAPSHOT:2 Error: One of component or template or templateUrl options is required. at l.open (deps.js?bust=7.20.0-SNAPSHOT:2:827392) at e.openDialog (plugin.js?bust=7.20.0-SNAPSHOT:2:307551) at fn (eval at compile (deps.js?bust=7.20.0-SNAPSHOT:2:124633), :4:211) at r (deps.js?bust=7.20.0-SNAPSHOT:2:170515) at c.$eval (deps.js?bust=7.20.0-SNAPSHOT:2:121365) at c.$apply (deps.js?bust=7.20.0-SNAPSHOT:2:121610) at HTMLAnchorElement. (deps.js?bust=7.20.0-SNAPSHOT:2:170600) at HTMLAnchorElement.dispatch (deps.js?bust=7.20.0-SNAPSHOT:163:983324) at g.handle (deps.js?bust=7.20.0-SNAPSHOT:163:981319) ```

Expected behavior (Required on creation)

A modal dialog opens. No error is shown in the browser console.

Root Cause (Required on prioritization)

During the Webpack migration, the URL of the modal dialog template is not passed correctly anymore.

Solution Ideas

Remove .default: https://github.com/camunda/camunda-bpm-platform-ee/blob/2cbc51c01b49ed021d81298dea44130a27b1574b/webapps/camunda-webapp/plugins/frontend/plugin/cockpit/processActionsEE/app/views/processActionsEE/deleteProcessDefinitionsAction.js#L30-L31

Hints

Breakdown

### Pull Requests
- [ ] https://github.com/camunda/camunda-bpm-platform-ee/pull/856

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camunda / camunda-bpm-platform