Fix Dockerfile

qns/Dockerfile

@@ -1,9 +1,7 @@
 FROM martenseemann/quic-network-simulator-endpoint:latest AS buildimage
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    curl git mercurial \
-    build-essential libclang-dev lld \
-    gyp ninja-build zlib1g-dev python \
+    curl lld \
     && apt-get autoremove -y && apt-get clean -y \
     && rm -rf /var/lib/apt/lists/*
 
@@ -16,16 +14,6 @@ ENV RUSTUP_HOME=/usr/local/rustup \
 RUN curl https://sh.rustup.rs -sSf | \
     sh -s -- -y -q --no-modify-path --profile minimal --default-toolchain $RUST_VERSION
 
-ENV NSS_DIR=/nss \
-    NSPR_DIR=/nspr \
-    LD_LIBRARY_PATH=/dist/Release/lib
-
-RUN set -eux; \
-    git clone --depth=1 https://github.com/nss-dev/nspr "$NSPR_DIR"; \
-    git clone --depth=1 https://github.com/nss-dev/nss "$NSS_DIR"
-
-RUN "$NSS_DIR"/build.sh --static -Ddisable_tests=1 -o
-
 ADD . /neqo
 
 RUN set -eux; \