CI: build the bundled libgit2 in Release mode for wheels

build.sh defaults BUILD_TYPE to Debug and neither cibuildwheel environment set
it, so every wheel built through it shipped an unoptimized libgit2.

Author: OrHayat

.github/workflows/wheels.yml

@@ -189,7 +189,7 @@ jobs:
           CIBW_ARCHS: ${{ matrix.cibw_arch }}
           CIBW_SKIP: ${{ matrix.cibw_skip }}
           CIBW_CONTAINER_ENGINE: 'docker; create_args: -v ${{ github.workspace }}/ci:/project/ci'
-          CIBW_ENVIRONMENT: LIBSSH2_VERSION=1.11.1 LIBGIT2_VERSION=1.9.7 LIBGIT2=/project/ci
+          CIBW_ENVIRONMENT: LIBSSH2_VERSION=1.11.1 LIBGIT2_VERSION=1.9.7 LIBGIT2=/project/ci BUILD_TYPE=Release
 
       - uses: actions/upload-artifact@v7
         with:

pyproject.toml

@@ -9,7 +9,7 @@ skip = "*musllinux_ppc64le"
 archs = ["native"]
 build-frontend = "default"
 dependency-versions = "pinned"
-environment = {LIBGIT2="$(pwd)/ci", LIBGIT2_VERSION="1.9.7", LIBSSH2_VERSION="1.11.1", OPENSSL_VERSION="3.5.7"}
+environment = {LIBGIT2="$(pwd)/ci", LIBGIT2_VERSION="1.9.7", LIBSSH2_VERSION="1.11.1", OPENSSL_VERSION="3.5.7", BUILD_TYPE="Release"}
 
 before-all = "sh build.sh"
 test-command = "pytest"