docs(health checks): remove the unnecessary indentation (#5805)

The pod manifest in it's `httpHeaders` has unnecessary indentation,
removed that.

cn/docs/concepts/workloads/pods/pod-lifecycle.md

@@ -118,8 +118,8 @@ spec:
         path: /healthz
         port: 8080
         httpHeaders:
-          - name: X-Custom-Header
+        - name: X-Custom-Header
-            value: Awesome
+          value: Awesome
       initialDelaySeconds: 15
       timeoutSeconds: 1
     name: liveness

cn/docs/tasks/configure-pod-container/http-liveness.yaml

@@ -6,20 +6,16 @@ metadata:
   name: liveness-http
 spec:
   containers:
-
   - name: liveness
-
     args:
     - /server
-
     image: gcr.io/google_containers/liveness
-
     livenessProbe:
       httpGet:
         path: /healthz
         port: 8080
         httpHeaders:
-          - name: X-Custom-Header
+        - name: X-Custom-Header
-            value: Awesome
+          value: Awesome
       initialDelaySeconds: 3
       periodSeconds: 3

docs/concepts/workloads/pods/pod-lifecycle.md

@@ -208,8 +208,8 @@ spec:
         path: /healthz
         port: 8080
         httpHeaders:
-          - name: X-Custom-Header
+        - name: X-Custom-Header
-            value: Awesome
+          value: Awesome
       initialDelaySeconds: 15
       timeoutSeconds: 1
     name: liveness

docs/tasks/configure-pod-container/http-liveness.yaml

@@ -15,7 +15,7 @@ spec:
         path: /healthz
         port: 8080
         httpHeaders:
-          - name: X-Custom-Header
+        - name: X-Custom-Header
-            value: Awesome
+          value: Awesome
       initialDelaySeconds: 3
       periodSeconds: 3

docs/user-guide/liveness/http-liveness-named-port.yaml

@@ -18,8 +18,8 @@ spec:
         path: /healthz
         port: liveness-port
         httpHeaders:
-          - name: X-Custom-Header
+        - name: X-Custom-Header
-            value: Awesome
+          value: Awesome
       initialDelaySeconds: 15
       timeoutSeconds: 1
     name: liveness

docs/user-guide/liveness/http-liveness.yaml

@@ -14,8 +14,8 @@ spec:
         path: /healthz
         port: 8080
         httpHeaders:
-          - name: X-Custom-Header
+        - name: X-Custom-Header
-            value: Awesome
+          value: Awesome
       initialDelaySeconds: 15
       timeoutSeconds: 1
     name: liveness