fix(api): load connection passwords in the usage stats job

The password field is select: false, so the job built ClickHouse clients
with no password and every run failed auth on password-protected
connections.

Fixes #3612

Author: jordan-simonovski

.changeset/usage-stats-connection-password.md

@@ -0,0 +1,6 @@
+---
+'@hyperdx/api': patch
+---
+
+fix: usage stats job no longer fails ClickHouse auth on password-protected
+connections

packages/api/src/tasks/usageStats.ts

@@ -151,7 +151,7 @@ function extractTableNames(source: SourceDocument): string[] {
 
 const getClickhouseTableSize = async () => {
   // fetch mongo data
-  const connections = await Connection.find();
+  const connections = await Connection.find().select('+password');
   const sources = await Source.find();
 
   // build map for each db instance