Azure CI: Fix shared libs integration test for Win32

Author: kinke

.azure-pipelines/5-integration_test.yml

@@ -14,11 +14,11 @@ steps:
 - bash: |
     set -ex
     cd ..
-    installed/bin/ldc2 hello.d -m64 -link-defaultlib-shared -fvisibility=public
     if [ "$CI_OS" = "windows" ]; then
       # Add druntime/Phobos DLL dir to PATH
       export PATH="$PWD/installed/bin:$PATH"
     fi
+    installed/bin/ldc2 hello.d -link-defaultlib-shared
     ./hello
     if [ "$CI_OS" = "linux" ]; then
       installed/bin/ldc2 hello.d -m32 -link-defaultlib-shared