Allow analyzer 8. (#773)

Author: davidmorgan

source_gen/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 3.0.1-wip
+
+- Allow `analyzer: '>=7.4.0 <9.0.0'`.
+
 ## 3.0.0
 
 - **Breaking Change**: use the new `element2` APIs in `analyzer`. Builders that

source_gen/pubspec.yaml

@@ -1,5 +1,5 @@
 name: source_gen
-version: 3.0.0
+version: 3.0.1-wip
 description: >-
   Source code generation builders and utilities for the Dart build system
 repository: https://github.com/dart-lang/source_gen/tree/master/source_gen
@@ -9,7 +9,7 @@ environment:
   sdk: ^3.7.0
 
 dependencies:
-  analyzer: ^7.4.0
+  analyzer: '>=7.4.0 <9.0.0'
   async: ^2.10.0
   build: ^3.0.0
   dart_style: ^3.0.0