[CORE-2200] Request new mariadb, don't patch core (#4)

* Request new mariadb, don't patch core

composer.json

@@ -22,7 +22,6 @@
     "minimum-stability": "dev",
     "prefer-stable": true,
     "extra": {
-        "enable-patching": true,
         "installer-paths": {
             "web/core": ["type:drupal-core"],
             "web/libraries/{$name}": ["type:drupal-library"],
@@ -32,11 +31,6 @@
             "drush/Commands/contrib/{$name}": ["type:drupal-drush"],
             "web/private/scripts/quicksilver/{$name}/": ["type:quicksilver-script"]
         },
-        "patches": {
-            "drupal/core": {
-                "db version": "https://raw.githubusercontent.com/stevector/drupal-9-project/master/patches/issue-2--mariadb-version.patch"
-            }
-        },
         "composer-exit-on-patch-failure": true,
         "patchLevel": {
             "drupal/core": "-p2"

pantheon.upstream.yml

@@ -3,6 +3,8 @@ web_docroot: true
 # See https://pantheon.io/docs/pantheon-yml/#enforce-https--hsts for valid values.
 enforce_https: transitional
 php_version: 7.4
+database:
+  version: 10.4
 drush_version: 10
 build_step: true
 protected_web_paths: