fixed meta_all.json of incompressible-wake-flow-tiny

incompressible-wake-flow-tiny/meta_all.json

@@ -1,9 +1,7 @@
-{
-    "all": {
-        "PDE": "Navier-Stokes",
-        "Fields Scheme": "VVd",
-        "Fields": ["Velocity X", "Velocity Y", "Density"],
-        "Constants": ["Mach number"],
-        "Dt": 0.01
-    }
+{
+  "PDE": "Navier-Stokes",
+  "Fields Scheme": "VVd",
+  "Fields": ["Velocity X", "Velocity Y", "Density"],
+  "Constants": ["Mach number"],
+  "Dt": 0.01
 }