SLING-9389: Distribution Event Properties enhanced for holding queue item creation time stamp

[harshchiki]

In general,

• Improvement aims at adding the queue item creation time, essentially when the the item was creation for the first time, and enqueue into the queue.
• The purpose to get this detail is to be able to capture metrics at the consumer level. The consumers could have an event handler, which can capture the duration which turns out to be (NOW MINUS queue item creation time thrown in the distribution event package); NOW being the current time in the event handler (consumer).

[harshchiki]

Related PR on SCD Core - apache/sling-org-apache-sling-distribution-core#41

[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!

0 Bugs
0 Vulnerabilities (and 0 Security Hotspots to review)
0 Code Smells

0.0% Coverage
0.0% Duplication

[harshchiki]

Closing this PR in favour of #7.