Add support for platform osx-arm64 (#265)

* Add platform osx-arm64

* Add missing package

* Update pixi.lock for osx-arm

* Ignore mf6examples.zip.lock

* Add task to install HDF5 on macOS runners

* Fix position of just-added HDF5 installation step

Author: pya

.github/workflows/ci.yml

@@ -80,6 +80,10 @@ jobs:
         with:
           repo: modflow6-nightly-build
 
+      - name: Install HDF5
+        if: runner.os == 'macOS'
+        run: brew install hdf5
+
       - name: Setup pixi
         uses: prefix-dev/[email protected]
         with:

.gitignore

@@ -12,3 +12,5 @@ venv/
 temp/
 .coverage
 flopy4/mf6/codec/reader/grammar/generated/*.lark
+mf6examples.zip.lock
+