Enforce that initial EventIds are deterministic

[koepalex]

Purpose

EventIds are currently generate for each OPC PLC restart and each event, which makes testing against it, much harder. Thios change follows the pattern of the ReferenceNodeManager and generate deterministic IDs.

Does this introduce a breaking change?

[ ] Yes
[X] No

Pull Request Type

What kind of change does this Pull Request introduce?

[ ] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Documentation content changes
[x] Other... Please describe:

How to Test

git clone this repository
start the OPC PLC with `--autoaccept --alm`

• navigate to

What to Check

Verify that the following are valid

• After multiple restarts the initial EventId of the Node is the same

Other Information

[luiscantero]

[luiscantero]

Suggested change

	// using RandomGenerator with known known seed to get reproducible results
	// using a random generator with a known seed to get reproducible results.