Added get_query_result example to getting started

[emlaver]

Checklist

• [x] Tick to sign-off your agreement to the Developer Certificate of Origin (DCO) 1.1
• [x] Added tests for code changes or test/build only changes
• [x] Updated the change log file (CHANGES.md|CHANGELOG.md) or test/build only changes
• [x] Completed the PR template below:

Description

Added get_query_result example to getting started

355

fixes #417

Approach

Updated docs, no code change

Schema & API Changes

• "No change"

Security and Privacy

• "No change"

Testing

N/A doc only changes

Monitoring and Logging

• "No change"