vlc-debian-android: clean used packages

* subversion is not needed anymore
* ragel was found twice
* automake was found twice
* protobuf-compiler is not used, we build our own since a3d8d80e

vlc-debian-android/Dockerfile

@@ -27,10 +27,10 @@ RUN groupadd --gid ${VIDEOLAN_CI_UID} videolan && \
     apt-get update && \
     apt-get install --no-install-suggests --no-install-recommends -y \
         ca-certificates autoconf m4 automake ant autopoint bison \
-        flex build-essential libtool libtool-bin patch pkg-config ragel subversion cmake meson \
-        git yasm ragel g++ protobuf-compiler gettext ninja-build \
+        flex build-essential libtool libtool-bin patch pkg-config cmake meson \
+        git yasm ragel g++ gettext ninja-build \
         wget expect unzip python3 python3-venv python3-setuptools python3-mako \
-        locales libltdl-dev curl automake nasm && \
+        locales libltdl-dev curl nasm && \
     apt-get clean -y && rm -rf /var/lib/apt/lists/* && \
     localedef -i en_US -c -f UTF-8 -A /usr/share/locale/locale.alias en_US.UTF-8 && \
     echo "export ANDROID_NDK=${ANDROID_NDK}" >> /etc/profile.d/vlc_env.sh && \