Bump language version for pkg/dart_service_protocol_shared

Extracted from https://dart-review.googlesource.com/c/sdk/+/397164

Change-Id: I2e00e666f408e61795cd21ac74041bc1fee565d2
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/412640
Commit-Queue: Sigurd Meldgaard <[email protected]>
Reviewed-by: Tess Strickland <[email protected]>

Author: sigurdm

pkg/dart_service_protocol_shared/CHANGELOG.md

@@ -1,3 +1,6 @@
+## 0.0.3-wip
+- Update sdk constraint to '^3.5.0'
+
 ## 0.0.2
 - Fixed an issue with streamNotify data type being too specific.
 

pkg/dart_service_protocol_shared/pubspec.yaml

@@ -1,11 +1,11 @@
 name: dart_service_protocol_shared
 description: A package that implements service extensions and stream managers.
 
-version: 0.0.2
+version: 0.0.3-wip
 repository: https://github.com/dart-lang/sdk/tree/main/pkg/dart_service_protocol_shared
 
 environment:
-  sdk: ">=3.0.0 <4.0.0"
+  sdk: ^3.5.0
 
 dependencies:
   meta: ^1.11.0