fix(thanos): add pod antiaffinity for receivers to avoid scheduling on the same node

thanos/6-receiver.yaml

@@ -57,15 +57,15 @@ spec:
       affinity:
         podAntiAffinity:
           preferredDuringSchedulingIgnoredDuringExecution:
-          - podAffinityTerm:
-              labelSelector:
-                matchExpressions:
-                - key: app.kubernetes.io/name
-                  operator: In
-                  values:
-                  - receiver
-              topologyKey: kubernetes.io/hostname
-            weight: 1
+            - podAffinityTerm:
+                labelSelector:
+                  matchExpressions:
+                    - key: app.kubernetes.io/name
+                      operator: In
+                      values:
+                        - receiver
+                topologyKey: kubernetes.io/hostname
+              weight: 1
       initContainers:
         - name: init-chmod-data
           image: docker.io/bitnami/minideb:buster
@@ -208,15 +208,15 @@ spec:
       affinity:
         podAntiAffinity:
           preferredDuringSchedulingIgnoredDuringExecution:
-          - podAffinityTerm:
-              labelSelector:
-                matchExpressions:
-                - key: app.kubernetes.io/name
-                  operator: In
-                  values:
-                  - receiver
-              topologyKey: kubernetes.io/hostname
-            weight: 1
+            - podAffinityTerm:
+                labelSelector:
+                  matchExpressions:
+                    - key: app.kubernetes.io/name
+                      operator: In
+                      values:
+                        - receiver
+                topologyKey: kubernetes.io/hostname
+              weight: 1
       initContainers:
         - name: init-chmod-data
           image: docker.io/bitnami/minideb:buster