[DDS] Prepare to publish package:dds 2.8.1

Fixes: https://github.com/dart-lang/sdk/issues/52270
Change-Id: I08ef372653adfd04eab9d45da225a5bfda74531c
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/302000
Reviewed-by: Ben Konyi <bkonyi@google.com>
Commit-Queue: Derek Xu <derekx@google.com>

pkg/dds/CHANGELOG.md

@@ -1,6 +1,7 @@
-# 2.8.0
+# 2.8.1
 - Updated DDS protocol version to 1.5.
 - Added `getPerfettoVMTimelineWithCpuSamples` RPC.
+- Updated `vm_service` version to >=11.0.0 <12.0.0.
 
 # 2.7.10
 - [DAP] Isolates that exit immediately after being paused (perhaps by another debugger or due to the app shutting down) will no longer cause a crash.

pkg/dds/pubspec.yaml

@@ -1,5 +1,5 @@
 name: dds
-version: 2.8.0
+version: 2.8.1
 description: >-
   A library used to spawn the Dart Developer Service, used to communicate with
   a Dart VM Service instance.
@@ -26,7 +26,7 @@ dependencies:
   sse: ^4.0.0
   stack_trace: ^1.10.0
   stream_channel: ^2.0.0
-  vm_service: '>=9.0.0 <12.0.0'
+  vm_service: '>=11.0.0 <12.0.0'
   web_socket_channel: ^2.0.0
 
 # We use 'any' version constraints here as we get our package versions from