Return action IDs created by target-distributionset assignment

[a-sayyed]

Added the possibility to see assigned actions as a result of a target-distributionSet assignment.
The assigned actions are represented as a collection of action(id + self link) in the payload in MgmtTargetAssignmentResponseBody

Signed-off-by: Ahmed Sayed [email protected]

[hawkbit-bot]

SonarQube analysis reported 21 issues

• 18 minor
• 3 info

Watch the comments in this conversation to review them.

Top 10 extra issues

Note: The following issues were found on lines that were not modified in the pull request. Because these issues can't be reported as line comments, they are summarized here:

1. PropertyBasedArtifactUrlHandler.java#L76: Document this public constructor by adding an explicit description.
2. DdiCancelActionTest.java#L147: Remove this use of "Thread.sleep()".
3. DdiCancelActionTest.java#L180: Remove this use of "Thread.sleep()".
4. DosFilterTest.java#L104: Remove this use of "Thread.sleep()".
5. DosFilterTest.java#L144: Remove this use of "Thread.sleep()".
6. JpaTargetManagement.java#L124: Document this public constructor by adding an explicit description.
7. OnlineDsAssignmentStrategy.java#L56: Refactor this code to use the more specialised Functional Interface 'BooleanSupplier'
8. DistributionSetManagementTest.java#L555: Remove this use of "Thread.sleep()".
9. TargetManagementTest.java#L591: Remove this use of "Thread.sleep()".
10. TargetManagementTest.java#L1011: Remove this use of "Thread.sleep()".

[StefanKlt]

The response-fields section seems to be missing in the mgmt api target documentation. Please add

==== Response fields 
include::{snippets}/targets/post-assign-distribution-set-to-target/response-fields.adoc[]

to targets-api-guide.adoc under

== POST /rest/v1/targets/{targetId}/assignedDS
(...)
=== Response (Status 200)