travis: android: accept all licenses

.travis.yml

@@ -74,9 +74,10 @@ jobs:
       language: java # we want xenial, so just java, not android
       jdk: openjdk8
       before_script:
+        - export ANDROID_HOME=$TRAVIS_BUILD_DIR/sdk
         - sh scripts/travis_common_deps.sh
         - sh scripts/travis_android_deps.sh
-        - export ANDROID_SDK_HOME=$TRAVIS_BUILD_DIR/sdk
+        - export ANDROID_SDK_HOME=$ANDROID_HOME
         - export ANDROID_NDK_HOME=$ANDROID_SDK_HOME/ndk-bundle
       script:
         - cd android

scripts/travis_android_deps.sh

@@ -14,6 +14,7 @@ unzip sdk.zip > /dev/null 2>/dev/null || exit 1
 cd $TRAVIS_BUILD_DIR
 
 echo "Download all needed tools and NDK"
+yes | sdk/tools/bin/sdkmanager --licenses
 sdk/tools/bin/sdkmanager --install build-tools\;29.0.1 platform-tools platforms\;android-19 ndk-bundle
 
 echo "Download Xash3D FWGS Android source"