Remove dive tag on correct field

The previous commit removed the dive tag on `Options` instead of
`Visibility`.

Author: rohansingh

schema/schema.go

@@ -39,10 +39,10 @@ type SchemaField struct {
 	Name        string            `json:"name,omitempty" validate:"required_for=datetime dropdown location locationbased onoff radio text typeahead png"`
 	Description string            `json:"description,omitempty"`
 	Icon        string            `json:"icon,omitempty" validate:"forbidden_for=generated"`
-	Visibility  *SchemaVisibility `json:"visibility,omitempty" validate:"omitempty,dive"`
+	Visibility  *SchemaVisibility `json:"visibility,omitempty" validate:"omitempty"`
 
 	Default string         `json:"default,omitempty" validate:"required_for=dropdown onoff radio"`
-	Options []SchemaOption `json:"options,omitempty" validate:"required_for=dropdown radio"`
+	Options []SchemaOption `json:"options,omitempty" validate:"required_for=dropdown radio,dive"`
 	Palette []string       `json:"palette,omitempty"`
 
 	Source  string `json:"source,omitempty" validate:"required_for=generated"`