Problem: draft not explicitly enabled on Windows CI

Author: kurdybacha

appveyor.yml

@@ -28,7 +28,7 @@ before_build:
         7z x v%ZMQ_VER%.zip >NUL &&
         cmake -H./libzmq-%ZMQ_VER% -Blibzmq-%ZMQ_VER%/build -DCMAKE_INSTALL_PREFIX=libzmq -DENABLE_DRAFTS=ON -DWITH_PERF_TOOL=OFF -DZMQ_BUILD_TESTS=OFF -DENABLE_CPACK=OFF -A%PLATFORM% &&
         cmake --build libzmq-%ZMQ_VER%/build --target install)
-    - cmake -H. -BBuild -DCMAKE_PREFIX_PATH=./libzmq -A%PLATFORM%
+    - cmake -H. -BBuild -DENABLE_DRAFTS=ON -DCMAKE_PREFIX_PATH=./libzmq -A%PLATFORM%
 
 build:
     project: Build/cppzmq.sln