Fix tol errors

Author: albertomercurio

test/ext-test/cpu/arbitrary_precision/arbitrary_precision.jl

@@ -43,13 +43,13 @@
         L = liouvillian(H, c_ops)
         L_big = liouvillian(H_big, c_ops_big)
 
-        vals, vecs = eigenstates(L; sparse = true, sigma = 0.01, eigvals = 6, krylovdim = 20)
-        vals_big, vecs_big = eigenstates(L_big; sparse = true, sigma = 0.01, eigvals = 6, krylovdim = 20)
+        vals, vecs = eigenstates(L; sparse = true, sigma = 0.01, eigvals = 7, krylovdim = 30)
+        vals_big, vecs_big = eigenstates(L_big; sparse = true, sigma = 0.01, eigvals = 7, krylovdim = 30)
 
         # Align eigenvalues
         idxs = [findmin(abs.(vals_big .- val))[2] for val in vals]
 
-        @test vals ≈ vals_big[idxs]
+        @test vals ≈ vals_big[idxs] atol=1e-7
         @test all(zip(vecs, vecs_big[idxs])) do (v, v_big)
             return isapprox(abs(dot(v.data, v_big.data)), 1; atol = 1e-7)
         end