Cloudwatch metrics: fix uppercase for metrics and prepare 0.38.7 (#252)

* Cloudwatch metrics: fix uppercase for metrics

* Prepare 0.38.7

Author: idastambuk

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 All notable changes to this project will be documented in this file.
 
+## 0.38.7
+
+- Cloudwatch metrics: fix uppercase for metrics in [#252](https://github.com/grafana/grafana-aws-sdk/pull/252)
+
 ## 0.38.6
 
 - Fix: use configured externalID when not using Grafana Assume Role by @njvrzm in [#248](https://github.com/grafana/grafana-aws-sdk/pull/248)

pkg/cloudWatchConsts/metrics.go

@@ -1378,8 +1378,8 @@ var NamespaceMetricsMap = map[string][]string{
 		"DeadLetterInvocations",
 		"Events",
 		"FailedInvocations",
-		"IngestiontoInvocationCompleteLatency",
-		"IngestiontoInvocationStartLatency",
+		"IngestionToInvocationCompleteLatency",
+		"IngestionToInvocationStartLatency",
 		"InvocationAttempts",
 		"Invocations",
 		"InvocationsCreated",