Rename dockerfiles to better suit their purposes

Dockerfile.l4t.bionic

@@ -0,0 +1,21 @@
+FROM nvcr.io/nvidia/l4t-base:r32.3.1
+
+RUN set -ex && \
+    export DEBIAN_FRONTEND=noninteractive && \
+    echo "deb https://dl.bintray.com/cgutman/moonlight-l4t bionic main" >> /etc/apt/sources.list && \
+    apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 379CE192D401AB61 && \
+    apt-get update && \
+    apt-get install -y libnvmpi1.0.0 && \
+    apt-get install -y g++ make devscripts debhelper git nasm && \
+    apt-get install -y --no-install-recommends libssl-dev qtbase5-dev qtquickcontrols2-5-dev qtdeclarative5-dev libqt5svg5-dev libgl1-mesa-dev libegl1-mesa-dev libxkbcommon-dev wayland-protocols libopus-dev libva-dev libvdpau-dev libsdl2-dev libsdl2-ttf-dev && \
+    apt-get clean -y && \
+    rm -rf /var/lib/apt/lists/*
+
+COPY FFmpeg /opt/FFmpeg
+
+COPY scripts/build-deps.sh /opt/scripts/
+COPY scripts/build-package.sh /opt/scripts/
+COPY debian /opt/debian
+
+VOLUME "/out"
+ENTRYPOINT [ "/bin/bash", "-c", "/opt/scripts/build-deps.sh && /opt/scripts/build-package.sh" ]