docs(otlp-transformer): mark log APIs experimental (#7016)

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Author: JacksonWeber

experimental/packages/otlp-transformer/src/logs/index.ts

@@ -13,6 +13,9 @@ export type {
   IExportLogsPartialSuccess,
 } from './export-response';
 
+/**
+ * @experimental this helper may receive breaking changes in minor versions, pin this package's version when using this constant
+ */
 export const LogsExporterMetricsHelper: IExporterMetricsHelper<
   ReadableLogRecord[]
 > = {

experimental/packages/otlp-transformer/src/logs/json/logs.ts

@@ -9,7 +9,7 @@ import type { IExportLogsServiceResponse } from '../export-response';
 import { JSON_ENCODER } from '../../common/utils';
 import { diag } from '@opentelemetry/api';
 
-/*
+/**
  * @experimental this serializer may receive breaking changes in minor versions, pin this package's version when using this constant
  */
 export const JsonLogsSerializer: ISerializer<

experimental/packages/otlp-transformer/src/logs/protobuf/logs.ts

@@ -9,7 +9,7 @@ import type { ISerializer } from '../../i-serializer';
 import { serializeLogsExportRequest } from './logs-serializer';
 import { deserializeExportLogsServiceResponse } from './response-deserializer';
 
-/*
+/**
  * @experimental this serializer may receive breaking changes in minor versions, pin this package's version when using this constant
  */
 export const ProtobufLogsSerializer: ISerializer<