SHARE-539 Improve feedback for download project button

[EifonUser]

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• Include the name and id of the Jira ticket in the PR’s title eg.: SHARE-666 The devils ticket
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Additional Description

SweetAlert is commented out, because I felt like it makes the user experience worse. So it can be added if still needed.

Tests - additional information

TODO: add additional information about testruns here

[codecov]

Codecov Report

Merging #3745 (edff54f) into develop (b7247c6) will increase coverage by 28.88%.
The diff coverage is 66.66%.

@@              Coverage Diff               @@
##             develop    #3745       +/-   ##
==============================================
+ Coverage      21.24%   50.13%   +28.88%     
- Complexity      5693     5694        +1     
==============================================
  Files            655      655               
  Lines          20369    20363        -6     
==============================================
+ Hits            4327    10208     +5881     
+ Misses         16042    10155     -5887     

Flag	Coverage Δ
behat	47.95% <66.66%> (+32.21%)	⬆️
phpunit	8.76% <0.00%> (+<0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...plication/Controller/Project/ProgramController.php	63.27% <66.66%> (+63.27%)	⬆️
src/Project/CatrobatCode/Parser/CodeStatistic.php	66.94% <0.00%> (+1.65%)	⬆️
src/Api/Services/Base/TranslatorAwareTrait.php	100.00% <0.00%> (+1.67%)	⬆️
src/Api/UserApi.php	86.07% <0.00%> (+3.79%)	⬆️
src/DB/Entity/Survey.php	4.60% <0.00%> (+4.60%)	⬆️
...roject/EventListener/ProjectPostUpdateNotifier.php	70.00% <0.00%> (+5.00%)	⬆️
src/DB/Entity/Project/Extension.php	45.45% <0.00%> (+6.06%)	⬆️
src/Api/ProjectsApi.php	94.87% <0.00%> (+8.20%)	⬆️
src/Utils/ElapsedTimeStringFormatter.php	82.60% <0.00%> (+8.69%)	⬆️
...ty/Project/Scratch/ScratchProgramRemixRelation.php	63.63% <0.00%> (+9.09%)	⬆️
... and 295 more

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[dmetzner]

Looks good to me. Just a few minor inputs from my side :)