Migrated to KotlinX Serialization library for JSON parsing

core/data/src/main/java/com/rtbishop/look4sat/core/data/database/entity/SatRadio.kt

@@ -25,11 +25,11 @@ data class SatRadio(
     @PrimaryKey val uuid: String,
     val info: String,
     val isAlive: Boolean,
-    var downlinkLow: Long?,
-    var downlinkHigh: Long?,
+    val downlinkLow: Long?,
+    val downlinkHigh: Long?,
     val downlinkMode: String?,
-    var uplinkLow: Long?,
-    var uplinkHigh: Long?,
+    val uplinkLow: Long?,
+    val uplinkHigh: Long?,
     val uplinkMode: String?,
     val isInverted: Boolean,
     val catnum: Int?