Merge branch 'decommission-sidekiq-traces-gstg' into 'master'

Decommission gstg sidekiq-traces servers

See merge request !773

environments/gstg/variables.tf

@@ -405,7 +405,7 @@ variable "node_count" {
     "sidekiq-pipeline"      = 0
     "sidekiq-pullmirror"    = 1
     "sidekiq-realtime"      = 1
-    "sidekiq-traces"        = 1
+    "sidekiq-traces"        = 0
     "stor"                  = 2
     "thanos-compact"        = 1
     "thanos-store"          = 1