Build memory limiter for android

app/src/main/java/io/nekohasekai/sfa/constant/SettingsKey.kt

@@ -6,6 +6,7 @@ object SettingsKey {
     const val SERVICE_MODE = "service_mode"
     const val ANALYTICS_ALLOWED = "analytics_allowed"
     const val CHECK_UPDATE_ENABLED = "check_update_enabled"
+    const val DISABLE_MEMORY_LIMIT = "disable_memory_limit"
 
     // cache