Download backend project

[matthieuRioual]

• Related to Allow user to download project as zip file. #1132
  Now the zip function has been created, we need to return the zipped application through API.

1. Creation of secondary download function
2. Creation of API endpoint

[codecov]

Codecov Report

Merging #1173 (0fead48) into main (03d1947) will not change coverage.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##                main     #1173   +/-   ##
===========================================
  Coverage     100.00%   100.00%           
- Complexity      1460      1463    +3     
===========================================
  Files            279       277    -2     
  Lines           4731      4744   +13     
  Branches          88        88           
===========================================
+ Hits            4731      4744   +13     

Impacted Files	Coverage Δ
...va/tech/jhipster/lite/common/domain/FileUtils.java	100.00% <100.00%> (ø)
...frastructure/secondary/ProjectLocalRepository.java	100.00% <100.00%> (ø)
...ngboot/broker/kafka/domain/KafkaDomainService.java	100.00% <0.00%> (ø)
...ker/kafka/application/KafkaApplicationService.java	100.00% <0.00%> (ø)
...fka/infrastructure/primary/rest/KafkaResource.java	100.00% <0.00%> (ø)
...rver/springboot/broker/kafka/domain/Zookeeper.java
...r/server/springboot/broker/kafka/domain/Kafka.java

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