Update repository links

[birkskyum]

Summary

• update package repository, homepage, and issue metadata after the repository rename
• send error overlay issue reports to solidjs/solid-start-devtools

Context

The npm trusted publisher and package.json repository URL must identify the renamed repository exactly. The npm package remains @solidjs/start-devtools.

Testing

• pnpm build
• pnpm test
• pnpm check
• git diff --check