Update devcontainer with java and non-root user

[bsherwin]

Type of PR

• Code changes

Purpose

Fix issue #644 - Devcontainer failing with unsupported JDK Fix issue #646 - Devcontainer changes file ownership in linux/wsl Updates devcontainer to bring Critical and High CVE vulnerabilities reported to zero

Does this introduce a breaking change? If yes, details on what can break

No

Validation steps

• Clone branch
• Open VSCode folder in DevContainer
• In devcontainer terminal prompt, verify java version: java -version
• In devcontainer terminal prompt, run the command touch test.file
• In local WSL prompt, navigate to /mnt/.../e2e_samples/parking_sensors (replace "..." with location where you cloned the code)
• Validate you can edit the test.file without requiring root permission.

Issues Closed or Referenced

• Closes #644, #646

[bsherwin]

@StromFLIX and @cpeeyush: Given you submitted PRs over a year ago, I wanted to include you in the review request. We did a few more updates given CVE vulnerabilities, but your changes/suggestions should be represented in the PR updates. We welcome any feedback from you.