Enable the sort-keys eslint rule (#1746)

## Description:

Enable the `sort-keys` eslint rule.

Fixes #1629

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced
- [ ] I have read and accepted the CLA agreement (only required once).

src/server/OtelResource.ts

@@ -18,6 +18,7 @@ export function getOtelResource() {
 export function getPromLabels() {
   return {
     "service.instance.id": process.env.HOSTNAME,
+    /* eslint-disable sort-keys */
     "openfront.environment": config.env(),
     "openfront.host": process.env.HOST,
     "openfront.domain": process.env.DOMAIN,
@@ -25,5 +26,6 @@ export function getPromLabels() {
     "openfront.component": process.env.WORKER_ID
       ? "Worker " + process.env.WORKER_ID
       : "Master",
+    /* eslint-enable sort-keys */
   };
 }