chore(util-genai): update upstream mapping after sync

Change-Id: Ia276aaac5ba8df6211946e511ca0129c28285fd2
Co-developed-by: Cursor <noreply@cursor.com>

Author: Cirilla-zmh

util/opentelemetry-util-genai/README-loongsuite.rst

@@ -637,7 +637,7 @@ OpenTelemetry GenAI Utils 的设计文档: `Design Document <https://docs.google
 - 上游仓库: ``https://github.com/open-telemetry/opentelemetry-python-contrib``
 - 上游路径: ``util/opentelemetry-util-genai``
 - 映射格式版本: ``1``
-- 生成时间(UTC): ``2026-02-13T09:41:34+00:00``
+- 生成时间(UTC): ``2026-02-27T03:34:19+00:00``
 
 .. list-table:: 版本映射
    :header-rows: 1
@@ -648,11 +648,17 @@ OpenTelemetry GenAI Utils 的设计文档: `Design Document <https://docs.google
      - 上游来源
      - 同步日期
      - 说明
-   * - ``0.3b0.dev2026021101``
+   * - ``0.4b0.dev``
+     - ``0.4b0.dev``
+     - ``8fec6b672eb7326c405fe65bbe574b3a6bf75157``
+     - ``branch:main``
+     - ``2026-02-27``
+     - Synced from upstream via rebase workflow.
+   * - ``0.1.0``
      - ``0.3b0.dev``
-     - ``REPLACE_WITH_REAL_COMMIT_SHA``
+     - ``61641aa3837fe6598ad04772cbe0d3d4c15932be``
      - ``branch:main``
-     - ``2026-02-11``
+     - ``2025-12-04``
      - Prototype baseline mapping. Replace commit SHA before first official release.
 
 .. END AUTO-GENERATED VERSION MAPPING

util/opentelemetry-util-genai/upstream_version_map.json

@@ -4,6 +4,15 @@
   "upstream_path": "util/opentelemetry-util-genai",
   "schema_version": 1,
   "mappings": [
+    {
+      "loongsuite_version": "0.4b0.dev",
+      "upstream_version": "0.4b0.dev",
+      "upstream_commit": "8fec6b672eb7326c405fe65bbe574b3a6bf75157",
+      "upstream_ref_type": "branch",
+      "upstream_ref": "main",
+      "sync_date": "2026-02-27",
+      "notes": "Synced from upstream via rebase workflow."
+    },
     {
       "loongsuite_version": "0.1.0",
       "upstream_version": "0.3b0.dev",