Update Android SDK

Author: workingjubilee

ci/android-install-sdk.sh

@@ -18,9 +18,12 @@ set -ex
 # located in https://github.com/appunite/docker by just wrapping it in a script
 # which apparently magically accepts the licenses.
 
+ANDROID_SDK_URL=https://dl.google.com/android/repository
+ANDROID_SDK_ARCHIVE=platform-tools_r29.0.5-linux.zip
+
 mkdir sdk
-curl --retry 5 https://dl.google.com/android/repository/sdk-tools-linux-3859397.zip -O
-unzip -d sdk sdk-tools-linux-3859397.zip
+curl --retry 5 "$ANDROID_SDK_URL/$ANDROID_SDK_ARCHIVE" -O
+unzip -d sdk "$ANDROID_SDK_ARCHIVE"
 
 case "$1" in
   arm | armv7)