removal(nas): Remove S3 latency SLO

One can't hold this SLO, it heavily depends on the size of the
downloads.

apps/k8s01/nas/slo.yaml

@@ -18,24 +18,4 @@ spec:
         labels:
           category: "availability"
         annotations:
-          summary: "High error rate on 's3' requests responses"
-    - name: "requests-latency"
+          summary: "High error rate on 's3' requests responses"
\ No newline at end of file
-      objective: 95
-      description: "S3: SLO based on latency for HTTP request responses. Warns if requests take longer than 250ms. When responses are slower than 200ms they become noticable slow."
-      labels:
-        category: latency
-      sli:
-        events:
-          errorQuery: |
-            (
-              sum(rate(nginx_ingress_controller_request_duration_seconds_count{exported_namespace="nas",ingress=~"s3-.*",method!="WATCH"}[{{.window}}]))
-              -
-              sum(rate(nginx_ingress_controller_request_duration_seconds_bucket{exported_namespace="nas",ingress=~"s3-.*",le="0.25",verb!="WATCH"}[{{.window}}]))
-            )
-          totalQuery: sum(rate(nginx_ingress_controller_request_duration_seconds_count{exported_namespace="nas",ingress=~"s3-.*",method!="WATCH"}[{{.window}}])) > 0 OR vector(1)
-      alerting:
-        name: S3LatencyAlert
-        labels:
-          category: "latency"
-        annotations:
-          summary: "Slow responses on 's3-proxy' requests responses. More than 1% take more than 250ms."
\ No newline at end of file