Revert "Update some contour mocks"

This reverts commit ae34826.

Author: lvlte

test/image/mocks/airfoil.json

@@ -211,7 +211,7 @@
       "zmax":1,
       "name":"Pressure",
       "colorscale":"Viridis",
-      "zmin":-1,
+      "zmin":-8,
       "colorbar":{
         "y":0,
         "yanchor":"bottom",

test/image/mocks/contour_edge_cases.json

@@ -38,8 +38,6 @@
             [0, 0, 0, -9, 0, 0],
             [0, 0, 0, 0, 0, 0]],
       "type": "contour",
-      "zmin": -0.000001,
-      "zmax": 0.000001,
       "contours": {
         "start": -0.000001,
         "end": 0.000001,
@@ -57,8 +55,6 @@
             [0, 0, 9, -9, 0, 0],
             [0, 0, 0, 0, 0, 0]],
       "type": "contour",
-      "zmin": -0.000001,
-      "zmax": 0.000001,
       "contours": {
         "start": -0.000001,
         "end": 0.000001,
@@ -95,8 +91,6 @@
             [0, 0, 0, 9, 0, 0],
             [0, 0, 0, 0, 0, 0]],
       "type": "contour",
-      "zmin": -0.000001,
-      "zmax": 0.000001,
       "contours": {
         "start": -0.0000005,
         "end": 0.000001,
@@ -113,8 +107,6 @@
             [0, 0, 0, 0, -9, 0],
             [0, 0, 0, 0, 0, 0]],
       "type": "contour",
-      "zmin": -0.000001,
-      "zmax": 0.000001,
       "contours": {
         "start": -0.0000005,
         "end": 0.000001,
@@ -130,8 +122,6 @@
             [0, 0, 0, 9, 0, 0],
             [0, 0, 0, 0, 0, 0]],
       "type": "contour",
-      "zmin": -0.000001,
-      "zmax": 0.000001,
       "contours": {
         "start": -0.0000005,
         "end": 0.000001,

test/image/mocks/contour_log.json

@@ -11,8 +11,6 @@
         [6, 5, 4, 8, 2, 1],
         [5, 4, 3, 2, 1, 0]
       ],
-      "zmin": 4,
-      "zmax": 6.5,
       "contours": {"start": 4, "end": 6.5, "size": 1},
       "type": "contour"
     },

test/image/mocks/contour_valid_ses.json

@@ -45,8 +45,8 @@
                 "end": 10,
                 "size": 1
             },
-            "zmin": 2,
-            "zmax": 10
+            "zmin": 0,
+            "zmax": 20
         }
     ],
     "layout": {

test/image/mocks/h-colorbar_airfoil.json

@@ -216,7 +216,7 @@
       "zmax":1,
       "name":"Pressure",
       "colorscale":"Viridis",
-      "zmin":-1,
+      "zmin":-8,
       "colorbar":{
         "orientation": "h",
         "x":0.75,

test/image/mocks/histogram2dcontour_bingroup-coloraxis.json

@@ -655,8 +655,6 @@
       }
     ],
     "coloraxis": {
-      "cmin": 0,
-      "cmax": 8.5,
       "colorscale": [
         [
           0,

test/image/mocks/shared_coloraxes_contour.json

@@ -112,8 +112,6 @@
       }
     },
     "coloraxis2": {
-      "cmin": -5.5,
-      "cmax": 4.5,
       "colorbar": {
         "dtick": 1,
         "len": 0.5,
@@ -122,8 +120,6 @@
       }
     },
     "coloraxis3": {
-      "cmin": -5.5,
-      "cmax": 4.5,
       "colorbar": {
         "len": 0.5,
         "x": -0.05, "xanchor": "right",