Update Kotlin version

Author: MarkNjunge

buildSrc/src/main/kotlin/Dependencies.kt

@@ -5,8 +5,8 @@ object AndroidConfig {
 }
 
 object Versions {
-    val kotlin = "1.3.50"
-    val coroutines = "1.3.1"
+    val kotlin = "1.3.70"
+    val coroutines = "1.3.5"
     val material = "1.0.0"
     val cardview = "1.0.0"
     val legacySupport = "1.0.0"
@@ -32,7 +32,7 @@ object Versions {
     const val shimmer = "0.5.0"
     const val archCoreTesting = "2.1.0"
     const val playServices = "17.0.0"
-    const val serialization = "0.13.0"
+    const val serialization = "0.20.0"
     const val retrofitSerialization = "0.4.0"
     const val places = "2.0.0"
     const val sentry = "1.7.27"

core/src/main/java/com/marknjunge/core/utils/JsonConfig.kt

@@ -4,4 +4,4 @@ import kotlinx.serialization.json.Json
 import kotlinx.serialization.json.JsonConfiguration
 
 val JsonConfiguration.Companion.appConfig: Json
-    get() = Json(JsonConfiguration.Stable.copy(strictMode = false))
+    get() = Json(Stable.copy(ignoreUnknownKeys = true))

core/src/main/java/com/marknjunge/core/utils/NoInternetException.kt

@@ -1,6 +1,6 @@
 package com.marknjunge.core.utils
 
-import kotlinx.io.IOException
+import java.io.IOException
 
 // Has to be IO exception. See https://stackoverflow.com/a/47058587
 class NoInternetException : IOException("Check your internet connection")