test: skip gpjax test

tests/test_gaussian_process.py

@@ -1,6 +1,8 @@
 import jax.numpy as jnp
 from evox.operators.gaussian_process import GPRegression
 import optax as ox
+import pytest
+
 
 try:
     from gpjax.likelihoods import Gaussian
@@ -13,6 +15,7 @@ def Gaussian(*args, **kwargs):
         )
 
 
+@pytest.mark.skip(reason="gp jax is broken right now")
 def test_gp():
     i = 0
     x = jnp.arange(i + 5)[:, jnp.newaxis]