Regenerate SDK: anthropicAdvisorBlocks is experimental

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

Author: SteveSandersonMS

dotnet/src/Generated/SessionEvents.cs

@@ -1137,6 +1137,13 @@ pub struct AssistantMessageToolRequest {
 #[serde(rename_all = "camelCase")]
 pub struct AssistantMessageData {
     /// Raw Anthropic content array with advisor blocks (server_tool_use, advisor_tool_result) for verbatim round-tripping
+    ///
+    /// <div class="warning">
+    ///
+    /// **Experimental.** This type is part of an experimental wire-protocol surface
+    /// and may change or be removed in future SDK or CLI releases.
+    ///
+    /// </div>
     #[serde(default)]
     pub anthropic_advisor_blocks: Vec<serde_json::Value>,
     /// Anthropic advisor model ID used for this response, for timeline display on replay