Merge pull request #227 from NativeScript/zbranzov/build-tool

chore: update android build tool

Author: DimitarTodorov

.travis.yml

@@ -97,7 +97,7 @@ android:
   components:
     - tools
     - platform-tools
-    - build-tools-28.0.2
+    - build-tools-28.0.3
     - android-28
     - android-23
     - extra-android-m2repository