Aperture: Fix some warnings in PhysicalCamera

Signed-off-by: Luca Stefani <luca.stefani.ge1@gmail.com>
Change-Id: I99c4dbd6eb8c8468cec9dd0837e0057cbf7946ad
diff --git a/app/src/main/java/org/lineageos/aperture/utils/PhysicalCamera.kt b/app/src/main/java/org/lineageos/aperture/utils/PhysicalCamera.kt
index f100a41..f6036f0 100644
--- a/app/src/main/java/org/lineageos/aperture/utils/PhysicalCamera.kt
+++ b/app/src/main/java/org/lineageos/aperture/utils/PhysicalCamera.kt
@@ -9,13 +9,14 @@
 import android.hardware.camera2.CameraCharacteristics
 import androidx.camera.camera2.interop.Camera2CameraInfo
 import androidx.camera.core.CameraInfo
+import androidx.camera.video.Quality
 import androidx.camera.video.QualitySelector
 
 /**
  * Class representing a physical device camera
  */
 @androidx.camera.camera2.interop.ExperimentalCamera2Interop
-class PhysicalCamera(val cameraInfo: CameraInfo) {
+class PhysicalCamera(cameraInfo: CameraInfo) {
     /**
      * Camera2 CameraInfo
      */
@@ -45,5 +46,6 @@
     /**
      * Supported video qualities
      */
-    val supportedVideoQualities = QualitySelector.getSupportedQualities(cameraInfo)
+    val supportedVideoQualities: MutableList<Quality> =
+        QualitySelector.getSupportedQualities(cameraInfo)
 }