naev-windows: Use correctly COPR packaged libenet

naev-windows/Dockerfile

@@ -15,26 +15,13 @@ COPY _copr:copr.fedorainfracloud.org:jackgreiner:ucrt64-libraries.repo /etc/yum.
 RUN microdnf update -y && \
     microdnf --nodocs --setopt=install_weak_deps=0 -y install gcc gettext git meson ninja-build python3-pyyaml tar texinfo xz unzip zip \
 # Install mingw64 packages
-# Note to selves: mingw64-dlfcn is:
-# - to be added with great caution in any case: Fedora's hardened build flags make it depend on libssp-0.dll,
-#   and test-runs under Wine 7.12 showed a startup hang if libssp-0.dll was bundled (as our installer does).
-    ucrt64-gcc ucrt64-gcc-c++ ucrt64-dlfcn ucrt64-freetype ucrt64-libvorbis ucrt64-libxml2 \
+    ucrt64-gcc ucrt64-gcc-c++ ucrt64-dlfcn ucrt64-enet ucrt64-freetype ucrt64-libvorbis ucrt64-libxml2 \
     ucrt64-openal-soft ucrt64-SDL2 ucrt64-SDL2_image ucrt64-libpng mingw32-nsis ucrt64-pcre2 ucrt64-physfs && \
     microdnf clean all && \
 # Install openblas for mingw (building this from source is an option but probably painful)
     curl -L -O https://github.com/OpenMathLib/OpenBLAS/releases/download/v0.3.28/OpenBLAS-0.3.28-x64-64.zip && \
     unzip OpenBLAS-0.3.28-x64-64.zip -d /usr/x86_64-w64-mingw32ucrt/sys-root/mingw && \
-    rm -rf OpenBLAS-0.3.28-x64-64.zip && \
-# Install cross-build of enet
-    curl -L -O http://enet.bespin.org/download/enet-1.3.17.tar.gz && \
-    tar zxf enet-1.3.17.tar.gz && \
-    cd enet-1.3.17 && \
-    ./configure --prefix=/usr/x86_64-w64-mingw32ucrt/sys-root/mingw --host=x86_64-w64-mingw32ucrt && \
-    make -j && \
-    make install && \
-    sed -i 's/-lenet/-lenet -lws2_32 -lwinmm/' /usr/x86_64-w64-mingw32ucrt/sys-root/mingw/lib/pkgconfig/libenet.pc && \
-    cd .. && \
-    rm -rf enet-1.3.17 enet-1.3.17.tar.gz
+    rm -rf OpenBLAS-0.3.28-x64-64.zip
 
 # Force appimages to run in extract mode since FUSE is not available
 ENV APPIMAGE_EXTRACT_AND_RUN 1