unittest: fix by setting eps_primal_inf smaller

- on windows, some feasible problems where detected as infeasible, setting a stricter threshold solves this issue

Author: fabinsch

test/src/dense_qp_with_eq_and_in.cpp

@@ -188,6 +188,7 @@ DOCTEST_TEST_CASE("sparse random strongly convex qp with degenerate inequality "
       strong_convexity_factor);
     proxqp::dense::QP<T> qp{ dim, n_eq, n_in }; // creating QP object
     qp.settings.eps_abs = eps_abs;
+    qp.settings.eps_primal_inf = 1e-7;
     qp.settings.eps_rel = 0;
     qp.init(qp_random.H,
             qp_random.g,