fix: actually wait for logs to finish

logsFinished is Array<Promise>, so calling await on it has no effect.
Use Promise.all() to wait for all Promise values in the Array.

Signed-off-by: Kevin Locke <kevin@kevinlocke.name>

cli.js

@@ -325,7 +325,7 @@ export default async function noderegressionMain(args, options) {
       }
     }
 
-    await logsFinished;
+    await Promise.all(logsFinished);
   }
 
   return exitCode;