[Take 2] Generalize global jit cpp cache keys so we can add more keys than the current donate_argnums. #17164
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[Take 2] Generalize global jit cpp cache keys so we can add more keys than the current donate_argnums.
This allows us to get more cache hits globally. For example:
Before:
jax.jit(f, out_shardings=s)(arr)
jax.jit(f, out_shardings=s)(arr) # cpp cache miss
After:
jax.jit(f, out_shardings=s)(arr)
jax.jit(f, out_shardings=s)(arr) # cpp cache hit
Reverts d8f4200