Fix format

Author: odow

test/nlp.jl

@@ -1413,7 +1413,7 @@ end
 function test_user_defined_hessian()
     f(x...) = (1 - x[1])^2 + 100 * (x[2] - x[1]^2)^2
     function ∇f(g, x...)
-        g[1] = 400 * x[1]^3 - 400 * x[1] * x[2] + 2 * x[1] -2
+        g[1] = 400 * x[1]^3 - 400 * x[1] * x[2] + 2 * x[1] - 2
         g[2] = 200 * (x[2] - x[1]^2)
         return
     end