Updating from 2.30.0-dev.6 to 2.30.0-dev.7 (#6717)

Automated Version Bump

Author: DartDevtoolWorkflowBot

packages/devtools_app/lib/devtools.dart

@@ -9,4 +9,4 @@
 // the constant declaration `const String version =`.
 // If you change the declaration you must also modify the regex in
 // tools/update_version.dart.
-const String version = '2.30.0-dev.6';
+const String version = '2.30.0-dev.7';

packages/devtools_app/pubspec.yaml

@@ -4,7 +4,7 @@ publish_to: none
 
 # Note: this version should only be updated by running tools/update_version.dart
 # that updates all versions of devtools packages (devtools_app, devtools_test).
-version: 2.30.0-dev.6
+version: 2.30.0-dev.7
 
 repository: https://github.com/flutter/devtools/tree/master/packages/devtools_app
 
@@ -72,7 +72,7 @@ dependencies:
 dev_dependencies:
   args: ^2.4.2
   build_runner: ^2.3.3
-  devtools_test: 2.30.0-dev.6
+  devtools_test: 2.30.0-dev.7
   fake_async: ^1.3.1
   flutter_driver:
     sdk: flutter

packages/devtools_test/pubspec.yaml

@@ -7,7 +7,7 @@ publish_to: none
 # When publishing new versions of this package be sure to publish a new version
 # of package:devtools as well. package:devtools contains a compiled snapshot of
 # this package.
-version: 2.30.0-dev.6
+version: 2.30.0-dev.7
 
 repository: https://github.com/flutter/devtools/tree/master/packages/devtools_test
 
@@ -19,7 +19,7 @@ dependencies:
   async: ^2.0.0
   collection: ^1.15.0
   devtools_shared: ^6.0.1
-  devtools_app: 2.30.0-dev.6
+  devtools_app: 2.30.0-dev.7
   devtools_app_shared:
     path: ../devtools_app_shared
   flutter: