Enable markdown; apply self-update to preview link settings

config/sync/config_snapshot.snapshot.config_sync.module.markdown.yml

@@ -0,0 +1,16 @@
+uuid: 336909a4-d8ff-4fd4-8fe4-6050d9c0e16d
+langcode: en
+status: true
+dependencies:
+  module:
+    - markdown
+id: config_sync.module.markdown
+snapshotSet: config_sync
+extensionType: module
+extensionName: markdown
+items:
+  -
+    collection: ''
+    name: markdown.settings
+    data:
+      markdown_library: php-markdown

config/sync/config_snapshot.snapshot.config_sync.module.preview_link.yml

@@ -8,4 +8,9 @@ id: config_sync.module.preview_link
 snapshotSet: config_sync
 extensionType: module
 extensionName: preview_link
-items: {  }
+items:
+  -
+    collection: ''
+    name: preview_link.settings
+    data:
+      enabled_entity_types: {  }

config/sync/core.extension.yml

@@ -93,6 +93,7 @@ module:
   layout_discovery: 0
   link: 0
   locale: 0
+  markdown: 0
   menu_trail_by_path: 0
   menu_ui: 0
   metatag: 0

config/sync/markdown.settings.yml

@@ -0,0 +1,3 @@
+markdown_library: php-markdown
+_core:
+  default_config_hash: BGlnbueWmcxablTviSA1SF0-yNvbNkUjnvYMMFuUl24