Increased wait time for some visual tests

tests/visual/apollo/11landing.ostest

@@ -10,7 +10,7 @@
     { "type": "navigationstate", 
       "value": "{Anchor='Apollo11LemPosition',Pitch=0.979095E-1,Position={-2.457687E0,2.504798E1,3.804939E0},ReferenceFrame='Root',Up={-0.682505E0,0.438584E-1,-0.729564E0},Yaw=0.435056E-1}"},
     { "type": "wait", 
-      "value": "30"}, 
+      "value": "45"}, 
     { "type": "screenshot", 
       "value": ""}
 ]

tests/visual/apollo/11landingsite.ostest

@@ -12,7 +12,7 @@
     { "type": "navigationstate", 
       "value": "{Anchor='Apollo11LemPosition',Pitch=-0.275880E-1,Position={6.249130E0,2.576497E1,-1.435499E1},ReferenceFrame='Root',Up={-0.860897E0,-0.718231E-1,-0.503684E0},Yaw=-0.141143E-3}"},
     { "type": "wait", 
-      "value": "20"}, 
+      "value": "45"}, 
     { "type": "screenshot", 
       "value": "11landingsite"}
 ] 

tests/visual/apollo/17landingsite.ostest

@@ -10,7 +10,7 @@
     { "type": "navigationstate", 
       "value": "{Anchor='Moon',Pitch=0.953555E0,Position={1.399797E6,8.334161E5,5.988283E5},Up={-0.381687E0,-0.228442E-1,0.924009E0},Yaw=-0.789410E-1}"},
     { "type": "wait", 
-      "value": "20"}, 
+      "value": "45"}, 
     { "type": "screenshot", 
       "value": "17landingsite"}
 ] 

tests/visual/default/MarsHiRISE.ostest

@@ -14,7 +14,7 @@
     { "type": "script", 
       "value": "openspace.setPropertyValueSingle('Scene.Mars.Renderable.Layers.ColorLayers.CTX_blended_01.Enabled', true)"},
     { "type": "wait", 
-      "value": "60"},
+      "value": "100"},
     { "type": "navigationstate", 
       "value": "{Anchor='Mars',Pitch=1.347758E0,Position={7.635264E5,-3.287992E6,-3.854482E5},Up={-0.470953E-1,-0.127084E0,0.990773E0},Yaw=0.463204E-1}"},
     { "type": "wait",