Fetch Qt vendor deps during container build

ober

08bd33b7a70b73f5f32086b8032d759b2c9e2a96

diff --git a/Dockerfile.qt b/Dockerfile.qt
index 7a6c5e2..8b1ee94 100644
--- a/Dockerfile.qt
+++ b/Dockerfile.qt
@@ -74,6 +74,7 @@ WORKDIR /src
 
 RUN BUNDLE_QT=1 JBROWSER_SOURCE_COMMIT="$JBROWSER_SOURCE_COMMIT" \
     JBROWSER_SOURCE_TREE="$JBROWSER_SOURCE_TREE" \
+    make vendor-adblock vendor-fuse vendor-yubikey && \
     bash packaging/linux/build-tarball.sh && \
     mkdir -p /out && \
     cp qt-webengine/build/jerboa-browser-*-linux-*.tar.gz \