chore: fix remote engines request templates

[louis-menlo]

Describe Your Changes

This PR is to correct remote engine request templates and model settings

• Anthropic models do not work with non-stream setting
• Mistral, martian, nvidia, openrouter models do not have parameters configured

Self Checklist

This pull request includes several changes to the extensions/engine-management-extension models and resources, as well as a minor update to the web/utils/messageRequestBuilder.ts file. The most important changes involve renaming a key in multiple model JSON files and simplifying JSON templates in resource files.

Key renaming in model JSON files:

• extensions/engine-management-extension/models/martian.json: Renamed parameters to inference_params.
• extensions/engine-management-extension/models/mistral.json: Renamed parameters to inference_params for multiple models. [1] [2] [3]
• extensions/engine-management-extension/models/nvidia.json: Renamed parameters to inference_params.
• extensions/engine-management-extension/models/openrouter.json: Renamed parameters to inference_params.

Simplification of JSON templates in resource files:

• extensions/engine-management-extension/resources/anthropic.json: Adjusted the template field to ensure proper handling of null values and text content.
• extensions/engine-management-extension/resources/mistral.json: Simplified the template for both request and response transformations to use tojson(input_request).

Minor update in TypeScript file:

• web/utils/messageRequestBuilder.ts: Removed the redundant engine property from the MessageRequestBuilder class.

[github-actions]

Barecheck - Code coverage report

Total: 67.98%

Your code coverage diff: 0.00% ▴

Uncovered files and lines

File	Lines
web/utils/messageRequestBuilder.ts	37-38, 50-53, 55, 62, 67-68, 75, 80, 95-96, 101, 117-118, 122-123, 128, 131, 137-141, 143, 145, 147, 155, 158, 162