You can get more information about this error on this question: "JCenter is at end of life" android lint warning, what is the replacement?

You need to add mavenCentral() to android/build.gradle

repositories {
        google()
        jcenter()
        mavenCentral() //add this
    }

and

allprojects {
    repositories {
        ...
        google()
        jcenter()
        mavenCentral() //add this
        maven { url 'https://www.jitpack.io' }
    }
}