macos wheel building: added autoconf-archive

Author: proycon

.github/workflows/wheels.yml

@@ -37,7 +37,7 @@ jobs:
               fi &&
               ./build-deps.sh
            CIBW_BEFORE_ALL_MACOS: >
-              brew install pkg-config icu4c &&
+              brew install pkg-config icu4c autoconf-archive &&
               git clone https://gitlab.gnome.org/GNOME/libxml2 &&
               cd libxml2 &&
               autoreconf --install && ./configure && make && make install &&