feat(gatsby-plugin-gatsby-cloud): Add disablePreviewUI option (#32907)

* added pluginOptions from wrappRootElement

* updated access to the pluginOptions property and added the disabledPreivew property to the schema

Co-authored-by: Leithon Englidh <leithonenglidh@Leithons-MacBook-Air.local>

Author: leithonenglish

packages/gatsby-plugin-gatsby-cloud/src/gatsby-browser.js

@@ -28,8 +28,11 @@ const ShadowPortal = ({ children, identifier }) => {
   )
 }
 
-export const wrapRootElement = ({ element }) => {
-  if (process.env.GATSBY_PREVIEW_INDICATOR_ENABLED === `true`) {
+export const wrapRootElement = ({ element }, pluginOptions) => {
+  if (
+    process.env.GATSBY_PREVIEW_INDICATOR_ENABLED === `true` &&
+    !pluginOptions?.disablePreviewUI
+  ) {
     return (
       <>
         {element}

packages/gatsby-plugin-gatsby-cloud/src/gatsby-node.js

@@ -150,6 +150,9 @@ const pluginOptionsSchema = function ({ Joi }) {
     generateMatchPathRewrites: Joi.boolean().description(
       `When set to false, turns off automatic creation of redirect rules for client only paths`
     ),
+    disablePreviewUI: Joi.boolean().description(
+      `When set to true, turns off Gatsby Preview if enabled`
+    ),
   })
 }