title: Android Gradle project sync failed due to unresolved dependency
body: <p>I recently added a card-stack-view dependency (implementation 'com.yuyakaido.android:card-stack-view:2.3.4') to my app level build.gradle and after that my project is giving syncing failure like:-</p>
  
  <blockquote>
    <p>ERROR: Failed to resolve: androidx
    <br>
    Affected Modules: app</p>
  </blockquote>
  
  <p>This is my build.gradle</p>
  
  <pre><code>apply plugin: 'com.android.application'
  
  android {
      compileSdkVersion 28
      defaultConfig {
          applicationId "com.animeapp.brijender.myapp"
          minSdkVersion 19
          targetSdkVersion 28
          versionCode 1
          versionName "1.0"
          testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
          vectorDrawables.useSupportLibrary = true
      }
      buildTypes {
          release {
              minifyEnabled false
              proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
          }
      }
  }
  
  dependencies {
      implementation fileTree(dir: 'libs', include: ['*.jar'])
      implementation 'androidx.appcompat:appcompat:1.1.0'
      implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
      testImplementation 'junit:junit:4.12'
      androidTestImplementation 'androidx.test:run ner:1.2.0'
      androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
      implementation 'com.miguelcatalan:materialsearchview:1.4.0'
      implementation 'androidx.recyclerview:recyclerview:1.0.0'
      implementation 'com.squareup.retrofit2:retrofit:2.5.0'
      implementation 'com.squareup.retrofit2:converter-gson:2.1.0'
      implementation 'androidx.cardview:cardview:1.0.0'
      implementation 'com.google.android.material:material:1.0.0'
      implementation 'com.yuyakaido.android:card-stack-view:2.3.4'
  }
  </code></pre>
  
  <p>Can anyone help what i might be doing wrong?</p>