Feature: add auto open share modal config for global. (#474)

* feat(admin): add auto open share modal config for global.

* feat(upload): Apply the flag that disables the automatic open create share modal.

* fix: remove migration and add new config variable to seed script

* chore(translations): improve auto open share modal description

* refactor: run formatter

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Co-authored-by: Elias Schneider <login@eliasschneider.com>

frontend/src/components/upload/EditableUpload.tsx

@@ -217,7 +217,7 @@ const EditableUpload = ({
       <Dropzone
         title={t("share.edit.append-upload")}
         maxShareSize={maxShareSize}
-        showCreateUploadModalCallback={appendFiles}
+        onFilesChanged={appendFiles}
         isUploading={isUploading}
       />
       {existingAndUploadedFiles.length > 0 && (