Ye/add google params (#8615)

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### WHY are these changes introduced?

Follow up to #8602 to figure out
which event is right

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### WHAT is this pull request doing?

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### How to 🎩

🖥 [Local development
instructions](https://github.com/Shopify/polaris/blob/main/README.md#local-development)
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guidelines](https://github.com/Shopify/polaris/blob/main/documentation/Tophatting.md)
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import React from 'react';
import {Page} from '../src';

export function Playground() {
  return (
    <Page title="Playground">
      {/* Add the code you want to test in here */}
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  );
}
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### 🎩 checklist

- [ ] Tested on
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documentation](https://github.com/Shopify/polaris/blob/main/documentation/Tophatting%20documentation.md)
changes in the style guide

Author: Yuraima Estevez

.changeset/mean-tables-compete.md

@@ -0,0 +1,5 @@
+---
+'polaris.shopify.com': minor
+---
+
+Added search event that sets the default google parameters in addition to custom

polaris.shopify.com/src/components/GlobalSearch/GlobalSearch.tsx

@@ -48,16 +48,26 @@ function captureSearchEvent(
   resultRank: number,
   selectedResult?: string,
 ) {
-  const eventParams = {
+  // if nothings been searched we don't care about it
+  if (!searchTerm) return;
+
+  const customParams = {
     searchTerm,
     resultRank,
     selectedResult,
     category: 'engagement',
   };
 
-  if (searchTerm) {
-    window.gtag('event', 'customSearch', eventParams);
-  }
+  const googleParams = {
+    event_category: resultRank > 0 ? 'engagement' : 'exit',
+    event_label: selectedResult,
+    value: resultRank,
+  };
+
+  // i honestly have no idea which one of thes is the right set up for the google analytics version we have so let's try both
+  // and keep the one that works
+  window.gtag('event', 'customSearch', customParams);
+  window.gtag('event', 'Global Search', googleParams);
 }
 
 function scrollIntoView() {