[chore] fix a typo (#1309)

Author: atoulme

docs/advanced-configuration.md

@@ -768,7 +768,7 @@ agent:
   * It is not possible to run the persistent buffering if there are multiple replicas of a pod and `gateway` runs 3 replicas by default.
   * Even if support is somehow provided, only one of the pods will be able to acquire the lock and run, while the others will be blocked and unable to operate.
 * Cluster Receiver support
-  * Cluster receiver is a 1-replica deployment of Open-temlemetry collector.
+  * Cluster receiver is a 1-replica deployment of OpenTelemetry collector.
   * As any available node can be selected by the Kubernetes control plane to run the cluster receiver pod (unless we explicitly specify the `clusterReceiver.nodeSelector` to pin the pod to a specific node), `hostPath` or `local` volume mounts wouldn't work for such envrionments.
   * Data Persistence is currently not applicable to the k8s cluster metrics and k8s events.
 

helm-charts/splunk-otel-collector/values.yaml

@@ -450,7 +450,7 @@ agent:
 
 ################################################################################
 # OpenTelemetry Kubernetes cluster receiver
-# This is an extra 1-replica deployment of Open-temlemetry collector used
+# This is an extra 1-replica deployment of OpenTelemetry collector used
 # specifically for collecting metrics from kubernetes API.
 ################################################################################
 
@@ -1050,7 +1050,7 @@ securityContextConstraintsOverwrite: {}
 
 ################################################################################
 # OpenTelemetry "collector" k8s deployment configuration.
-# This is an additional deployment of Open-telemetry collector that can be used
+# This is an additional deployment of OpenTelemetry collector that can be used
 # to pass traces trough it, make k8s metadata enrichment and batching.
 # Another use case is to point tracing instrumentation libraries directly to
 # the collector endpoint instead of local agents. The collector running in the