fix(client): replace Stripe with PayPal (#41924)

* feat: remove stripe payment option from client

* feat: remove stripe completely

* fix: remove last Stripe remnants

Co-authored-by: Oliver Eyton-Williams <ojeytonwilliams@gmail.com>

client/utils/tags.js

@@ -109,8 +109,6 @@ export const injectConditionalTags = (tagsArray, homeLocation) => {
 
 export const getPostBodyComponents = pathname => {
   let scripts = [];
-  const challengesPathRE = new RegExp('/learn/[^/]+/[^/]+/[^/]+/?$');
-  const donatePathRE = new RegExp('/donate/?$');
   const mathJaxScriptElement = (
     <script
       async={false}
@@ -120,15 +118,6 @@ export const getPostBodyComponents = pathname => {
       type='text/javascript'
     />
   );
-  const stripeScriptElement = (
-    <script
-      async={true}
-      id='stripe-js'
-      key='stripe-js'
-      src='https://js.stripe.com/v3/'
-      type='text/javascript'
-    />
-  );
 
   if (
     pathname.includes('/learn/coding-interview-prep/rosetta-code') ||
@@ -136,8 +125,6 @@ export const getPostBodyComponents = pathname => {
   ) {
     scripts.push(mathJaxScriptElement);
   }
-  if (challengesPathRE.test(pathname) || donatePathRE.test(pathname)) {
-    scripts.push(stripeScriptElement);
-  }
+
   return scripts.filter(Boolean);
 };