test: increase Ts to avoid "TIME_LIMIT" status

Author: franckgaga

test/test_predictive_control.jl

@@ -1,6 +1,6 @@
-Ts = 4.0
-sys = [ tf(1.90,[18.0,1])   tf(1.90,[18.0,1])   tf(1.90,[18.0,1]);
-        tf(-0.74,[8.0,1])   tf(0.74,[8.0,1])    tf(-0.74,[8.0,1])   ]
+Ts = 400.0
+sys = [ tf(1.90,[1800.0,1])   tf(1.90,[1800.0,1])   tf(1.90,[1800.0,1]);
+        tf(-0.74,[800.0,1])   tf(0.74,[800.0,1])    tf(-0.74,[800.0,1])   ]
 
 @testset "LinMPC construction" begin
     model = LinModel(sys, Ts, i_d=[3])

test/test_state_estim.jl

@@ -1,6 +1,6 @@
-Ts = 4.0
-sys = [ tf(1.90,[18.0,1])   tf(1.90,[18.0,1])   tf(1.90,[18.0,1]);
-        tf(-0.74,[8.0,1])   tf(0.74,[8.0,1])    tf(-0.74,[8.0,1])   ] 
+Ts = 400.0
+sys = [ tf(1.90,[1800.0,1])   tf(1.90,[1800.0,1])   tf(1.90,[1800.0,1]);
+        tf(-0.74,[800.0,1])   tf(0.74,[800.0,1])    tf(-0.74,[800.0,1])   ] 
 
 @testset "SteadyKalmanFilter construction" begin
     linmodel1 = LinModel(sys,Ts,i_u=[1,2])