Descriptive message in syntax error

[pelikhan]

Is your feature request related to a problem? Please describe.

The GroqSyntaxError provides the location of the error but not explain the reason of the error. In order to create a GROQ expression generator with AI, it would help to also return a helpful error message so that the AI can refine the expression in a loop.

Describe the solution you'd like
A descriptive error message in GroqSyntaxError

Additional context
It is very common for LLM to hallucinate and we typically need a feedback loop to generate code correctly. In the case of generating groq expression, a better expression message would help the "search"