docs(godot): Add shutdown_timeout_ms option (#16571)

Co-authored-by: Claude <noreply@anthropic.com>

Author: limbonaut

docs/platforms/godot/configuration/options.mdx

@@ -74,6 +74,12 @@ This variable controls the total amount of breadcrumbs that should be captured.
 
 </SdkOption>
 
+<SdkOption name="shutdown_timeout_ms" type="int" defaultValue="2000" availableSince="1.4.0">
+
+The maximum time in milliseconds the SDK will wait for pending events to be sent when `SentrySDK.close()` is called. If the timeout expires, the SDK will perform a forced shutdown and any unsent events may be lost.
+
+</SdkOption>
+
 <SdkOption name="send_default_pii" type="bool" defaultValue="false">
 
 If enabled, the SDK will include PII (Personally Identifiable Information) with the events.