only use MB_ML_VER 2014

Author: jswhit

.github/workflows/build-wheels.yml

@@ -27,35 +27,33 @@ jobs:
         python-version: [ "3.6", "3.7", "3.8", "3.9", "3.10" ]
         os: [ubuntu-latest, macos-latest]
         platform: [x64, x32]
-        MB_ML_VER: [1,2010,2014]
         exclude:
           - os: macos-latest  
             platform: x32
         include:
           - python-version: "3.6"
             os: ubuntu-latest
             platform: aarch64
-            MB_ML_VER: 2014
           - python-version: "3.7"
             os: ubuntu-latest
             platform: aarch64
-            MB_ML_VER: 2014
           - python-version: "3.8"
             os: ubuntu-latest
             platform: aarch64
-            MB_ML_VER: 2014
           - python-version: "3.9"
             os: ubuntu-latest
             platform: aarch64
-            MB_ML_VER: 2014
+          - python-version: "3.10"
+            os: ubuntu-latest
+            platform: aarch64
     env:
       REPO_DIR: netcdf4-python
       PKG_NAME: netcdf4-python
+      MB_ML_VER: 2014
       BUILD_COMMIT: v1.5.8rel
       UNICODE_WIDTH: 32
       MB_PYTHON_VERSION: ${{ matrix.python-version }}
       TRAVIS_PYTHON_VERSION: ${{ matrix.python-version }}
-      MB_ML_VER: ${{ matrix.MB_ML_VER }}
       TRAVIS_REPO_SLUG: ${{ github.repository }}
       TRAVIS_BRANCH: ${{ github.head_ref }}
       TRAVIS_PULL_REQUEST: ${{ github.event.number }}
@@ -83,11 +81,6 @@ jobs:
         if [ "schedule" == "${{ github.event_name }}" ]; then echo "TRAVIS_EVENT_TYPE=cron" >> $GITHUB_ENV; else echo "TRAVIS_EVENT_TYPE=${{ github.event_name }}" >> $GITHUB_ENV; fi
         if [ "schedule" == "${{ github.event_name }}" ]; then echo "BUILD_COMMIT=master" >> $GITHUB_ENV; else echo "BUILD_COMMIT=$BUILD_COMMIT" >> $GITHUB_ENV; fi
 
-    - name: Setup Special Environment variables for Linux
-      if: startsWith(matrix.os,'ubuntu') && matrix.MB_ML_VER == 2010
-      run: |
-        echo "DOCKER_TEST_IMAGE=$(echo multibuild/xenial_$PLAT)" >> $GITHUB_ENV
-
     - name: Setup Special Environment variables for Linux AArch64
       if: ${{ matrix.platform == 'aarch64' }}
       run: |