remove signingConfigs

app/build.gradle

@@ -27,14 +27,7 @@ android {
     sourceSets {
         androidTest.assets.srcDirs += files("$projectDir/schemas".toString())
     }
-    signingConfigs {
-        config {
-            keyAlias 'MyAndroidKey'
-            keyPassword '7mozarthtc'
-            storeFile file('/Users/alberto/Desktop/TECHWB/socialize/keystores/android.jks')
-            storePassword '7mozarthtc'
-        }
-    }
+    
     compileSdkVersion 27
     defaultConfig {
         applicationId "it.polito.elite.socialize"