Chore: capitalise logs in other backend packages (#74344)

* capitalise logs in observability logs

* capitalise oss-bit-tent packages

* capitalise logs in aws-datasources

* capitalise logs for traces and profiling

* capitalise logs for partner datasources

* capitalise logs in plugins platform

* capitalise logs for observability metrics

pkg/tsdb/cloudwatch/models/cloudwatch_query.go

@@ -84,7 +84,7 @@ func (q *CloudWatchQuery) GetGetMetricDataAPIMode() GMDApiMode {
 		return GMDApiModeSQLExpression
 	}
 
-	q.logger.Warn("could not resolve CloudWatch metric query type. Falling back to metric stat.", "query", q)
+	q.logger.Warn("Could not resolve CloudWatch metric query type. Falling back to metric stat.", "query", q)
 	return GMDApiModeMetricStat
 }