SDC-16890. Set JAVA_OPTS from the CSP Deployment.
SDC-16890. Set JAVA_OPTS from the CSP Deployment.

This patch adds logic in SDC startup script to read the deployment java opts property file generated by the bootstrap to populate
SDC_JAVA_OPTS accordingly

Tests:
1. Tested manually setting java opts in deployment took effect when engine is started both via `ps -ef` and engine metrics in control hub.

Change-Id: Ie190fbde8683ea9f7bcbd9ef0d2e6185260d753c
Reviewed-on: https://review.streamsets.net/c/datacollector/+/40664
Tested-by: StreamSets CI <809627f37325a679986bd660c7713476a56d59cd@streamsets.com>
Reviewed-by: Robert Kanter <a6c9f78631c1becc97e649387c56f3bee43042bb@streamsets.com>

streamsets/datacollector,streamsets/datacollector,streamsets/datacollector,streamsets/datacollector,streamsets/datacollector