Move Json provider from Network module to AppModule to reuse it.

libraries/pushproviders/unifiedpush/src/main/kotlin/io/element/android/libraries/pushproviders/unifiedpush/UnifiedPushParser.kt

@@ -13,9 +13,9 @@ import io.element.android.libraries.pushproviders.api.PushData
 import kotlinx.serialization.json.Json
 
 @Inject
-class UnifiedPushParser {
-    private val json by lazy { Json { ignoreUnknownKeys = true } }
-
+class UnifiedPushParser(
+    private val json: Json,
+) {
     fun parse(message: ByteArray, clientSecret: String): PushData? {
         return tryOrNull { json.decodeFromString<PushDataUnifiedPush>(String(message)) }?.toPushData(clientSecret)
     }