appveyor: minor improvements [ci skip]

- make per-job cmake options override default ones (as in GHA)
- also upload `.lib` artifacts (in commented code)

Cherry-picked from #20750

appveyor.sh

@@ -88,8 +88,8 @@ if [ -n "${CMAKE_GENERATOR:-}" ]; then
       -DCURL_STATIC_CRT=ON \
       -DCURL_DROP_UNUSED=ON \
       -DCURL_USE_SCHANNEL=ON -DCURL_USE_LIBPSL=OFF \
-      ${CMAKE_GENERATE:-} \
       ${options} \
+      ${CMAKE_GENERATE:-} \
       || { cat "${root}"/_bld/CMakeFiles/CMake* 2>/dev/null; false; }
     [ "${APPVEYOR_BUILD_WORKER_IMAGE}" = 'Visual Studio 2013' ] && cd ..
   done

appveyor.yml

@@ -142,3 +142,5 @@ skip_commits:
 #    name: curl
 #  - path: '**/*.dll'
 #    name: libcurl dll
+#  - path: '**/*.lib'
+#    name: libcurl lib