android: settings: Dynamically evaluate valueAsString

Co-Authored-By: bunnei <bunneidev@gmail.com>

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/BooleanSetting.kt

@@ -8,5 +8,5 @@ class BooleanSetting(
     section: String,
     var value: Boolean
 ) : Setting(key, section) {
-    override val valueAsString = if (value) "True" else "False"
+    override val valueAsString get() = if (value) "True" else "False"
 }

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/FloatSetting.kt

@@ -8,5 +8,5 @@ class FloatSetting(
     section: String,
     var value: Float
 ) : Setting(key, section) {
-    override val valueAsString = value.toString()
+    override val valueAsString get() = value.toString()
 }

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/IntSetting.kt

@@ -8,5 +8,5 @@ class IntSetting(
     section: String,
     var value: Int
 ) : Setting(key, section) {
-    override val valueAsString = value.toString()
+    override val valueAsString get() = value.toString()
 }

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/StringSetting.kt

@@ -8,5 +8,5 @@ class StringSetting(
     section: String,
     var value: String
 ) : Setting(key, section) {
-    override var valueAsString = value
+    override val valueAsString get() = value
 }