Merge branch 'master' into glitch-soc/merge-upstream

Conflicts:
- Dockerfile
  Took upstream version and reverted f13ebd02c9.
  Hopefuly it's not needed anymore.
- app/controllers/api/v1/search_controller.rb
  The conflict was due to us raising the number of results returned.
  Upstream raised it further, so took it.
- config/locales/de.yml
  Took upstream changes to theme translation strings.
- config/locales/gl.yml
  Took upstream changes to theme translation strings.
- config/locales/nl.yml
  Took upstream changes to theme translation strings.
- config/locales/sk.yml
  Took upstream changes to theme translation strings.

app/javascript/mastodon/locales/defaultMessages.json

@@ -1320,6 +1320,14 @@
   },
   {
     "descriptors": [
+      {
+        "defaultMessage": "Enter hashtags…",
+        "id": "hashtag.column_settings.select.placeholder"
+      },
+      {
+        "defaultMessage": "No suggestions found",
+        "id": "hashtag.column_settings.select.no_options_message"
+      },
       {
         "defaultMessage": "Any of these",
         "id": "hashtag.column_settings.tag_mode.any"
@@ -1622,6 +1630,15 @@
     ],
     "path": "app/javascript/mastodon/features/list_editor/components/account.json"
   },
+  {
+    "descriptors": [
+      {
+        "defaultMessage": "Change title",
+        "id": "lists.edit.submit"
+      }
+    ],
+    "path": "app/javascript/mastodon/features/list_editor/components/edit_list_form.json"
+  },
   {
     "descriptors": [
       {