Pin macos version (#2627)

Author: seanpmorgan

.github/workflows/release.yml

@@ -38,7 +38,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: ['macos-latest', 'windows-latest', 'ubuntu-18.04']
+        os: ['macos-10.15', 'windows-latest', 'ubuntu-18.04']
         py-version: ['3.7', '3.8', '3.9']
         tf-version: ['2.5.1', '2.7.0']
         cpu: ['x86']

build_deps/build_pip_pkg.sh

@@ -80,7 +80,7 @@ function main() {
     if [[ x"$(arch)" == x"arm64" ]]; then
       BUILD_CMD="${BUILD_CMD} --plat-name macosx_11_0_arm64"
     else
-      BUILD_CMD="${BUILD_CMD} --plat-name macosx_10_13_x86_64"
+      BUILD_CMD="${BUILD_CMD} --plat-name macosx_10_15_x86_64"
     fi
     PYTHON=python3
   else