Feature/viz location upgrade

[Mark2000]

Description

Closes #316
Closes #293

Please include a summary, motivation, and context of the changes and the related issue.

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

How should this pull request be reviewed?

• By commit
• All changes at once

How Has This Been Tested?

Please describe how tests have been updated to verify your changes.

Future Work

What future tasks are needed, if any?

Checklist

• I have performed a self-review of my code
• I have commented my code in hard-to-understand areas
• I have made corresponding changes to the documentation and release notes
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works

[Mark2000]

Should wait to merge until Vizard 2.3.1 release and AVSLab/basilisk#1142 is merged in BSK.

[Mark2000]

@LorenzzoQM I think this should be ready for a quick look whenever you get a chance

[Copilot]

Pull Request Overview

This PR upgrades visualization capabilities for ground locations in Vizard, introducing a simplified Earth shader option and updating location visualization methods. The changes leverage Vizard 2.3.1 location features to reduce output file sizes and improve ground location visibility.

Key Changes:

• Added use_simple_earth parameter to enable a lower-detail Earth shader for better ground location viewing
• Migrated from direct location property manipulation to vizSupport.changeLocation() API calls
• Replaced conditionFunction with conditionTime for event conditions to improve performance

Reviewed Changes

Copilot reviewed 10 out of 12 changed files in this pull request and generated 5 comments.

Show a summary per file

File	Description
src/bsk_rl/sim/simulator.py	Added simple Earth shader support, improved file path handling for Vizard saves, and updated event condition handling
src/bsk_rl/scene/targets.py	Added marker scaling based on target priority
src/bsk_rl/sats/satellite.py	Updated event condition from function to time-based
src/bsk_rl/gym.py	Updated documentation and fixed vizard_settings warning logic
src/bsk_rl/data/unique_image_data.py	Migrated to changeLocation API for target color updates
src/bsk_rl/data/rso_inspection.py	Refactored point color updates to use changeLocation API and moved logic to GlobalReward class
tests/unittest/sim/test_simulator.py	Removed eventList assertions from delete_event test
examples/fault_environment.ipynb	Updated event creation syntax and removed blank lines
docs/source/release_notes.rst	Added release note about Vizard 2.3.1 location usage
docs/source/index.rst	Added capability showcase videos

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[LorenzzoQM]

Looks good!