Merge pull request #369 from juliuscanute/zxing-update

imp: updated zxing dependency

android/build.gradle

@@ -45,5 +45,5 @@ dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     implementation('com.journeyapps:zxing-android-embedded:4.1.0') { transitive = false }
     implementation 'androidx.appcompat:appcompat:1.3.0'
-    implementation 'com.google.zxing:core:3.3.0'
+    implementation 'com.google.zxing:core:3.4.1'
 }