ci(travis): updates Android API level (#85)

diff --git a/.travis.yml b/.travis.yml
index 1c7a393..7217052 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,8 +13,8 @@
   global:
     - SAUCE_USERNAME=snay
     - TRAVIS_NODE_VERSION=12
-    - ANDROID_API_LEVEL=28
-    - ANDROID_BUILD_TOOLS_VERSION=28.0.3
+    - ANDROID_API_LEVEL=29
+    - ANDROID_BUILD_TOOLS_VERSION=29.0.2
 
 language: node_js
 node_js: 12