Export/Import - Missing Install/Update button in import pipeline dialog

[mvi-eea-sk]

According to sto_83 there should be "Install/Update" button, making possible to install new DPU's or update them with the ones inside the zip file from the import pipeline dialog.

The "Install/Update" button was removed in one of the previous versions because of the import dpu's from zip file functionality from the "DPU Templates" tab. One of the reasons was because the original functionality was not in compliance with later specifications of import / export.

So either the sto_83 should be updated or the functionality added...

[mvi-eea-sk]

@OskarStoffan or @skrchnavy please look at this

[skrchnavy]

@OskarStoffan / @tomas-knap to check and provide answer

[tomas-knap]

As I follow-up of #521, I propose is should behave as in the following story:

Core idea: I would like to import pipeline for which certain DPU templates are missing/are outdated.

1. I would like to import pipeline, I click on pipelines->import. As a result, dialog is shown.
2. I upload the zip with pipeline import.
3. it shows which DPUs templates are missing or are outdated. Import pipeline button is disabled.
4. (NEW) There is a button "import DPU templates". By clicking this button, dpu templates are imported in the same way as if the user would close this dialog and click on menu item DPU templates->create DPU template, and manually loaded once again the same ZIP file. Obviously this option is available only if the DPU JAR files are in the exported ZIP file.
5. Dialog with missing/outdated DPU templates is refreshed.
6. I can import pipeline

[tomas-knap]

Won't fix