Merge pull request #17249 from totten/5.25-backdrop-install

install/index.php - Fix leak which breaks compatibility with current Backdrop

install/index.php

@@ -151,7 +151,7 @@ if (isset($_REQUEST['seedLanguage']) and isset($langs[$_REQUEST['seedLanguage']]
   $tsLocale = $_REQUEST['seedLanguage'];
 }
 
-$config = CRM_Core_Config::singleton(FALSE);
+CRM_Core_Config::singleton(FALSE);
 $GLOBALS['civicrm_default_error_scope'] = NULL;
 
 // The translation files are in the parent directory (l10n)

release-notes/5.25.0.md

@@ -81,6 +81,9 @@ Released May 6, 2020
   functions, but this first PR adds support for the aggregate functions `AVG`,
   `COUNT`, `MAX`, `MIN`, and `SUM`.
 
+- **install/index.php - Fix leak which breaks compatibility with current Backdrop
+  ([#17249](https://github.com/civicrm/civicrm-core/pull/17249))**
+
 ### CiviContribute
 
 - **Partial Refunds (Work towards