enhancement: Add support for custom connectionParams in websocket initializer

[Rudedog9d]

🔗 Linked issue

Related #555

❓ Type of change

• [ ] 📖 Documentation (updates to the documentation or readme)
• [ ] 🐞 Bug fix (a non-breaking change that fixes an issue)
• [x] 👌 Enhancement (improving an existing functionality)
• [ ] ✨ New feature (a non-breaking change that adds functionality)
• [ ] 🧹 Chore (updates to the build process or auxiliary tools and libraries)
• [ ] ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

Adds support for configuring any number of options in connectionParams within the graphql-ws client. Previously, connectionParams was a disabled option that was ignored when supplied.

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