[camera] Removed the microphone permission request from availableCameras on Web (#4263)

I've removed the microphone permission request from availableCameras on Web. 
Adding an additional parameter would break either web or android/ios, so in my opinion it is better to change the web behavior.

Changes were made based on this issue: https://github.com/flutter/flutter/issues/112277
diff --git a/packages/camera/camera_web/CHANGELOG.md b/packages/camera/camera_web/CHANGELOG.md
index 1d736b0..e820f45 100644
--- a/packages/camera/camera_web/CHANGELOG.md
+++ b/packages/camera/camera_web/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.3.2
+
+* Changes `availableCameras` to not ask for the microphone permission.
+
 ## 0.3.1+4
 
 * Removes obsolete null checks on non-nullable values.
diff --git a/packages/camera/camera_web/example/integration_test/camera_web_test.dart b/packages/camera/camera_web/example/integration_test/camera_web_test.dart
index 784249e..6c73bcf 100644
--- a/packages/camera/camera_web/example/integration_test/camera_web_test.dart
+++ b/packages/camera/camera_web/example/integration_test/camera_web_test.dart
@@ -98,24 +98,18 @@
         );
       });
 
-      testWidgets('requests video and audio permissions',
-          (WidgetTester tester) async {
+      testWidgets('requests video permissions', (WidgetTester tester) async {
         final List<CameraDescription> _ =
             await CameraPlatform.instance.availableCameras();
 
         verify(
-          () => cameraService.getMediaStreamForOptions(
-            const CameraOptions(
-              audio: AudioConstraints(enabled: true),
-            ),
-          ),
+          () => cameraService.getMediaStreamForOptions(const CameraOptions()),
         ).called(1);
       });
 
       testWidgets(
           'releases the camera stream '
-          'used to request video and audio permissions',
-          (WidgetTester tester) async {
+          'used to request video permissions', (WidgetTester tester) async {
         final MockMediaStreamTrack videoTrack = MockMediaStreamTrack();
 
         bool videoTrackStopped = false;
@@ -124,11 +118,7 @@
         });
 
         when(
-          () => cameraService.getMediaStreamForOptions(
-            const CameraOptions(
-              audio: AudioConstraints(enabled: true),
-            ),
-          ),
+          () => cameraService.getMediaStreamForOptions(const CameraOptions()),
         ).thenAnswer(
           (_) => Future<MediaStream>.value(
             FakeMediaStream(<MediaStreamTrack>[videoTrack]),
diff --git a/packages/camera/camera_web/lib/src/camera_web.dart b/packages/camera/camera_web/lib/src/camera_web.dart
index 52fdc1c..be41e7b 100644
--- a/packages/camera/camera_web/lib/src/camera_web.dart
+++ b/packages/camera/camera_web/lib/src/camera_web.dart
@@ -96,15 +96,11 @@
         );
       }
 
-      // Request video and audio permissions.
+      // Request video permissions only.
       final html.MediaStream cameraStream =
-          await _cameraService.getMediaStreamForOptions(
-        const CameraOptions(
-          audio: AudioConstraints(enabled: true),
-        ),
-      );
+          await _cameraService.getMediaStreamForOptions(const CameraOptions());
 
-      // Release the camera stream used to request video and audio permissions.
+      // Release the camera stream used to request video permissions.
       cameraStream
           .getVideoTracks()
           .forEach((html.MediaStreamTrack videoTrack) => videoTrack.stop());
diff --git a/packages/camera/camera_web/pubspec.yaml b/packages/camera/camera_web/pubspec.yaml
index 382444d..19148a4 100644
--- a/packages/camera/camera_web/pubspec.yaml
+++ b/packages/camera/camera_web/pubspec.yaml
@@ -2,7 +2,7 @@
 description: A Flutter plugin for getting information about and controlling the camera on Web.
 repository: https://github.com/flutter/packages/tree/main/packages/camera/camera_web
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+camera%22
-version: 0.3.1+4
+version: 0.3.2
 
 environment:
   sdk: ">=2.18.0 <4.0.0"