Aperture: Use non-ktx androidx.preference:preference

Not available in AOSP and seems pretty irrelevant for building with
Gradle.

Change-Id: Ib1c8146f114eb16cf0b159ec52cc0043d8286e6a
diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index d58d508..4ed6d03 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -49,7 +49,7 @@
     implementation("androidx.appcompat:appcompat:1.5.0")
     implementation("androidx.constraintlayout:constraintlayout:2.1.4")
     implementation("androidx.lifecycle:lifecycle-viewmodel-ktx:2.5.1")
-    implementation("androidx.preference:preference-ktx:1.2.0")
+    implementation("androidx.preference:preference:1.2.0")
     implementation("com.google.android.material:material:1.8.0-alpha01")
 
     // CameraX core library using the camera2 implementation