Fix Windows libdeflate build: set prefix at configure time

Set CMAKE_INSTALL_PREFIX at configure time and disable gzip programs
to avoid hard-link failure during install on Windows CI.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: isarandi

.github/workflows/python-publish.yml

@@ -43,9 +43,9 @@ jobs:
             curl -L -o libdeflate.tar.gz https://github.com/ebiggers/libdeflate/archive/refs/tags/v1.22.tar.gz &&
             tar xzf libdeflate.tar.gz &&
             cd libdeflate-1.22 &&
-            cmake -B build -DCMAKE_BUILD_TYPE=Release &&
+            cmake -B build -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=C:/libdeflate -DLIBDEFLATE_BUILD_GZIP=OFF &&
             cmake --build build --config Release --parallel &&
-            cmake --install build --prefix C:/libdeflate
+            cmake --install build --config Release
           CIBW_ENVIRONMENT_WINDOWS: LIBDEFLATE_DIR=C:/libdeflate
 
       - uses: actions/upload-artifact@v4

.github/workflows/test.yml

@@ -42,9 +42,9 @@ jobs:
           curl -L -o libdeflate.tar.gz https://github.com/ebiggers/libdeflate/archive/refs/tags/v1.22.tar.gz
           tar xzf libdeflate.tar.gz
           cd libdeflate-1.22
-          cmake -B build -DCMAKE_BUILD_TYPE=Release
+          cmake -B build -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=C:/libdeflate -DLIBDEFLATE_BUILD_GZIP=OFF
           cmake --build build --config Release --parallel
-          cmake --install build --prefix "C:/libdeflate"
+          cmake --install build --config Release
           echo "LIBDEFLATE_DIR=C:/libdeflate" >> "$GITHUB_ENV"
 
       - name: Install dependencies