Bump deps and min SDKs, move web apps to new bootstrapping logic (#2292)

Also removed the web measurement experiment from the material 3 demo

experimental/federated_plugin/federated_plugin/example/pubspec.yaml

@@ -4,7 +4,7 @@ description: Demonstrates how to use the federated_plugin plugin.
 publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 
 environment:
-  sdk: ^3.3.1
+  sdk: ^3.4.0-0
 
 dependencies:
   flutter:

experimental/federated_plugin/federated_plugin/pubspec.yaml

@@ -5,7 +5,7 @@ version: 0.0.1
 publish_to: "none"
 
 environment:
-  sdk: ^3.3.1
+  sdk: ^3.4.0-0
 
 dependencies:
   flutter:

experimental/federated_plugin/federated_plugin_macos/pubspec.yaml

@@ -4,7 +4,7 @@ version: 0.0.1
 homepage:
 
 environment:
-  sdk: ^3.3.1
+  sdk: ^3.4.0-0
 
 dependencies:
   flutter:

experimental/federated_plugin/federated_plugin_platform_interface/pubspec.yaml

@@ -4,7 +4,7 @@ version: 0.0.1
 homepage:
 
 environment:
-  sdk: ^3.3.1
+  sdk: ^3.4.0-0
 
 dependencies:
   flutter:

experimental/federated_plugin/federated_plugin_web/pubspec.yaml

@@ -4,7 +4,7 @@ version: 0.0.1
 publish_to: none
 
 environment:
-  sdk: ^3.3.1
+  sdk: ^3.4.0-0
 
 dependencies:
   flutter:

experimental/federated_plugin/federated_plugin_windows/pubspec.yaml

@@ -4,7 +4,7 @@ version: 0.0.1
 homepage:
 
 environment:
-  sdk: ^3.3.1
+  sdk: ^3.4.0-0
 
 dependencies:
   flutter:

experimental/linting_tool/pubspec.yaml

@@ -6,7 +6,7 @@ version: 1.0.0+1
 publish_to: "none"
 
 environment:
-  sdk: ^3.3.1
+  sdk: ^3.4.0-0
 
 dependencies:
   flutter:

experimental/pedometer/example/pubspec.yaml

@@ -19,7 +19,7 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 version: 1.0.0+1
 
 environment:
-  sdk: ^3.3.1
+  sdk: ^3.4.0-0
 
 # Dependencies specify other packages that your package needs in order to work.
 # To automatically upgrade your package dependencies to the latest versions

experimental/pedometer/pubspec.yaml

@@ -4,7 +4,7 @@ version: 0.0.1
 publish_to: none
 
 environment:
-  sdk: ^3.3.1
+  sdk: ^3.4.0-0
 
 dependencies:
   flutter:

experimental/varfont_shader_puzzle/pubspec.yaml

@@ -4,7 +4,7 @@ publish_to: 'none'
 version: 1.0.0+1
 
 environment:
-  sdk: ^3.3.1
+  sdk: ^3.4.0-0
 
 dependencies:
   flutter:

experimental/web_dashboard/pubspec.yaml

@@ -4,7 +4,7 @@ version: 1.0.0+1
 publish_to: none
 
 environment:
-  sdk: ^3.3.1
+  sdk: ^3.4.0-0
 
 dependencies:
   cloud_firestore: ^4.15.6