Update a comment in the current ambiguities.

test/test_aqua.jl

@@ -7,7 +7,7 @@ using Aqua, Manopt, Test
             exclude=[#For now exclude some high-level functions, since in their
                 # different call schemes some ambiguities appear
                 # We should carefully check these
-                Manopt.truncated_conjugate_gradient_descent, # ambiguity corresponds to incorrect call
+                Manopt.truncated_conjugate_gradient_descent, # ambiguity corresponds a problem with p and the Hessian and both being positional
                 Manopt.difference_of_convex_proximal_point, # should be fixed
                 Manopt.particle_swarm, # should be fixed
                 Manopt.stochastic_gradient_descent, # should be fixed