Fix inconsistent bracket spacing and cleanup unused comment

Standardize spacing for array brackets across the codebase to improve readability and consistency. Additionally, relocate the eslint-disable comment for clarity and ensure proper association with the unused variable declaration.

Signed-off-by: Toby Liddicoat <toby@codesure.co.uk>

server/util-server.js

@@ -35,9 +35,9 @@ const {
 const dayjs = require("dayjs");
 
 // SASLOptions used in JSDoc
-// eslint-disable-next-line no-unused-vars
 const {
     Kafka,
+    // eslint-disable-next-line no-unused-vars
     SASLOptions,
 } = require("kafkajs");
 const crypto = require("crypto");