Auto merge of #3549 - hi-rustin:rustin-patch-fix, r=pietroalbini

Remove version_authors and clean up old data

close rust-lang/rust#83227

Author: bors

migrations/2021-04-24-115720_remove_version_authors/down.sql

@@ -0,0 +1,7 @@
+CREATE TABLE version_authors(
+    id SERIAL  NOT NULL CONSTRAINT version_authors_pkey PRIMARY KEY,
+    version_id INTEGER NOT NULL CONSTRAINT fk_version_authors_version_id REFERENCES versions ON DELETE CASCADE,
+    name VARCHAR NOT NULL
+);
+
+CREATE INDEX index_version_authors_version_id ON version_authors (version_id);

migrations/2021-04-24-115720_remove_version_authors/up.sql

@@ -0,0 +1 @@
+DROP TABLE version_authors;

mirage/factories/version.js

@@ -14,7 +14,6 @@ export default Factory.extend({
   downloads: i => (((i + 13) * 42) % 13) * 1234,
 
   features: () => {},
-  _authors: () => [],
 
   crate_size: i => (((i + 13) * 42) % 13) * 54321,