docs: use jsonc syntax highlighting for manifest example

The example at the start of MANIFEST.md uses // comments in a ```json
code block, which are highlighted as errors on GitHub. Change this
syntax hint to ```jsonc (JSON with comments) for better rendering.
This commit is contained in:
Nicolas Favre-Felix 2025-09-20 07:32:09 -07:00
commit 9fce5b58d9
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@ -9,7 +9,7 @@ The `manifest.json` file contains all extension metadata and configuration. Most
A basic `manifest.json` with just the required fields looks like this:
```json
```jsonc
{
"manifest_version": "0.1", // Manifest spec version this manifest conforms to
"name": "my-extension", // Machine-readable name (used for CLI, APIs)