update ld path

Author: cvanelteren

.github/workflows/build.yml

@@ -58,6 +58,9 @@ jobs:
               python -c "import utils; utils.GeosLibrary('${GEOS_VERSION}').build('${GEOS_DIR}', njobs=2)"
           - os: macos-latest
             before_all: >-
+              ARCHFLAGS="-arch x86_64 -arch arm64"
+              LD_LIBRARY_PATH="${GEOS_DIR}/lib:$LD_LIBRARY_PATH"
+              DYLD_FALLBACK_LIBRARY_PATH="${GEOS_DIR}/lib:$DYLD_FALLBACK_LIBRARY_PATH"
               ARCHFLAGS="-arch x86_64 -arch arm64"
               echo "Starting BEFORE_ALL script" &&
               echo "GEOS_DIR set to: ${GEOS_DIR}" &&