[BUGFIX] Make marketing info (and pagefunnel) work again

Related #1009

Configuration/TypoScript/Marketing/setup.typoscript

@@ -75,11 +75,10 @@ powermailMarketing {
   10 {
     userFunc = TYPO3\CMS\Extbase\Core\Bootstrap->run
     extensionName = Powermail
-    pluginName = Pi1
+    pluginName = Pi5
     vendorName = In2code
     controller = Form
     action = marketing
-    switchableControllerActions.Form.1 = marketing
     features.requireCHashArgumentForActionArguments = 0
   }
 }

Resources/Private/Build/JavaScript/Marketing.js

@@ -9,12 +9,13 @@ class Marketing {
   #sendMarketingInformation() {
     const marketingInformation = document.querySelector('#powermail_marketing_information');
     const url = marketingInformation.getAttribute('data-url');
-    let data = '';
-    data += 'tx_powermail_pi1[language]=' + marketingInformation.getAttribute('data-language');
-    data += '&id=' + marketingInformation.getAttribute('data-pid');
-    data += '&tx_powermail_pi1[pid]=' + marketingInformation.getAttribute('data-pid');
-    data += '&tx_powermail_pi1[mobileDevice]=' + (this.#isMobile() ? 1 : 0);
-    data += '&tx_powermail_pi1[referer]=' + encodeURIComponent(document.referrer);
+
+    let data = new URLSearchParams();
+    data.append('tx_powermail_pi5[language]', marketingInformation.getAttribute('data-language'));
+    data.append('id', marketingInformation.getAttribute('data-pid'));
+    data.append('tx_powermail_pi5[pid]', marketingInformation.getAttribute('data-pid'));
+    data.append('tx_powermail_pi5[mobileDevice]', (this.#isMobile() ? 1 : 0));
+    data.append('tx_powermail_pi5[referer]', document.referrer);
 
     fetch(url, {method: 'POST', body: data, cache: 'no-cache'});
   };