fix(TMTV): The TMTV CSV file now has the correct name and contents (#5215)

tests/utils/download.ts

@@ -0,0 +1,15 @@
+import { Readable } from 'stream';
+
+const _streamToString = async (stream: Readable) => {
+  return new Promise((resolve, reject) => {
+    const chunks = [];
+    stream.on('data', chunk => chunks.push(chunk));
+    stream.on('error', err => reject(err));
+    stream.on('end', () => resolve(Buffer.concat(chunks).toString('utf8')));
+  });
+};
+
+export const downloadAsString = async download => {
+  const stream = await download.createReadStream();
+  return _streamToString(stream);
+};