Update build.gradle (#1373)

remove the `silent` attribute on the closing exclude tag, which may be causing the code not to appear on DevSite.

snippets/app-places-ktx/build.gradle

@@ -46,7 +46,7 @@ dependencies {
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.5'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
-    // [END_EXCLUDE silent]
+    // [END_EXCLUDE]
 
     // KTX for the Places SDK for Android library
     implementation 'com.google.maps.android:places-ktx:2.0.0'
@@ -61,4 +61,4 @@ secrets {
     // A properties file containing default secret values. This file can be
     // checked in version control.
     defaultPropertiesFileName = 'local.defaults.properties'
-}
+}