windows: Use vcpkg with reduced cuda footprint for mxnet

windows1809/base/Dockerfile

@@ -44,6 +44,6 @@ RUN [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tl
 RUN $vcpkg_dir = 'C:/vcpkg'; \
     git clone https://git.imp.fu-berlin.de/bioroboticslab/robofish/vcpkg.git $vcpkg_dir; \
     cd $vcpkg_dir; \
-    git checkout 65fafc0b462d36388bf379a35a65af03d55c37be; \
+    git checkout c05eb1ab83ddb9d4799fb9f3cd10bb385f05469b; \
     ./scripts/bootstrap.ps1; \
     [Environment]::SetEnvironmentVariable('VCPKG_DIR', "\"$vcpkg_dir\"", [EnvironmentVariableTarget]::Machine);