fix: Lint error caused by dependency library

build.gradle

@@ -39,7 +39,9 @@ android {
         minSdkVersion 21
         consumerProguardFiles 'consumer-proguard.pro'
     }
-
+    lint {
+        disable "NullSafeMutableLiveData"
+    }
     testOptions {
         unitTests.returnDefaultValues = true
         unitTests.all {
@@ -60,8 +62,8 @@ repositories {
 dependencies {
     implementation 'androidx.annotation:annotation:1.5.0'
     api 'com.rokt:roktsdk:4.8.1'
-    testImplementation 'org.json:json:20210307'
 
+    testImplementation  files('libs/java-json.jar')
     testImplementation 'com.squareup.assertj:assertj-android:1.2.0'
     testImplementation ("io.mockk:mockk:1.13.4")
 }

consumer-proguard.pro

@@ -1,5 +1,4 @@
 # These are the proguard rules specified by the Button SDK's documentation
 
 -keep class com.google.android.gms.ads.identifier.** { *; }
--keep class com.mparticle.kits.ButtonKit { *; }
--keep class com.mparticle.kits.button.** { *; }
+-keep class  com.rokt.** { *; }

src/main/kotlin/com/mparticle/kits/RoktKit.kt

@@ -140,8 +140,10 @@ class RoktKit : KitIntegration(), CommerceListener, IdentityListener, RoktListen
         onShouldHideLoadingIndicatorCallback = onShouldHideLoadingIndicator
         onShouldShowLoadingIndicatorCallback = onShouldShowLoadingIndicator
         val finalAttributes: HashMap<String, String> = HashMap<String, String>()
-        filterUser?.userAttributes?.forEach { (key, value) ->
-            finalAttributes[key] = value.toString()
+        filterUser?.userAttributes?.let { attributes ->
+            for ((key, value) in attributes) {
+                finalAttributes[key] = value.toString()
+            }
         }
         filterAttributes(finalAttributes, configuration).let {
             finalAttributes.putAll(it)