Fix output snippet lang from bash to plain to address lint warning

Signed-off-by: Mikhail Krinkin <[email protected]>

Author: krinkinmu

content/en/docs/ambient/install/multicluster/failover/index.md

@@ -183,7 +183,7 @@ $ kubectl exec --context "${CTX_CLUSTER1}" -n sample -c curl \
 This time you should see that the request is processed by `HelloWorld` service in `cluster2` because there are no
 available endpoints in `cluster1`:
 
-{{< text bash >}}
+{{< text plain >}}
 Hello version: v2, instance: helloworld-v2-7b768b9bbd-7zftm
 Hello version: v2, instance: helloworld-v2-7b768b9bbd-7zftm
 ...

content/en/docs/ambient/install/multicluster/failover/snips.sh

@@ -134,10 +134,7 @@ kubectl exec --context "${CTX_CLUSTER1}" -n sample -c curl \
     -- curl -sS helloworld.sample:5000/hello
 }
 
-snip_verify_failover_to_another_cluster_3() {
-}
-
-! IFS=$'\n' read -r -d '' snip_verify_failover_to_another_cluster_3_out <<\ENDSNIP
+! IFS=$'\n' read -r -d '' snip_verify_failover_to_another_cluster_3 <<\ENDSNIP
 Hello version: v2, instance: helloworld-v2-7b768b9bbd-7zftm
 Hello version: v2, instance: helloworld-v2-7b768b9bbd-7zftm
 ...