Feature/fix flux java dashboard

[hmuthusamy]

What does this PR do?

Resolved the issue when enabling nginx,java and istio dashboards causes it to create the dashboard before the fluxcd chart is installed. so added a depends on to ensure fluxcd is installed first.

Motivation

More

• [ X] Yes, I have tested the PR using my local account setup (Provide any test evidence report under Additional Notes)
• [ X] Yes, I ran pre-commit run -a with this PR
• [ X] Yes, I have added a new example under examples to support my PR (when applicable)
• [ x] Yes, I have updated the Pages for this feature

Note: Not all the PRs required examples and docs.

For Moderators

• [ ] E2E Test successfully complete before merge?

Additional Notes

[hmuthusamy]

@bonclay7 Seems like same issue on pre-commit. It ran fine locally for me on this PR

There are some problems with the CLI configuration: ╷ │ Error: The specified plugin cache dir /home/runner/work/terraform-aws-observability-accelerator/terraform-aws-observability-accelerator/.terraform.d/plugin-cache cannot be opened: stat /home/runner/work/terraform-aws-observability-accelerator/terraform-aws-observability-accelerator/.terraform.d/plugin-cache: no such file or directory │ ╵