CI(macOS): Use micromamba-shell for steps to load PATH changes (OSGeo…

…#4325)

Fixes problems with loading environment variables and path on the newest GitHub Actions macOS 20240911.3 runner image, that makes all builds fail.

* CI(macOS): Use micromamba-shell for build and install

* CI(macOS): Use micromamba-shell for printing versions

* CI(macOS): Use micromamba-shell for pytest and gunittest

.github/workflows/macos.yml

@@ -59,17 +59,17 @@ jobs:
       - name: Create installation directory
         run: mkdir $HOME/install
       - name: Build and install
-        shell: bash -l {0}
+        shell: micromamba-shell {0}
         run: source ./.github/workflows/macos_install.sh $HOME/install
       - name: Add the bin directory to PATH
         run: echo "$HOME/install/bin" >> $GITHUB_PATH
       - name: Check installed version
         if: ${{ !cancelled() }}
-        shell: bash -l {0}
+        shell: micromamba-shell {0}
         run: source ./.github/workflows/print_versions.sh
 
       - name: Run pytest with multiple workers in parallel
-        shell: bash -el {0}
+        shell: micromamba-shell {0}
         run: |
           export PYTHONPATH=$(grass --config python_path):$PYTHONPATH
           export LD_LIBRARY_PATH=$(grass --config path)/lib:$LD_LIBRARY_PATH
@@ -78,7 +78,7 @@ jobs:
             -ra . \
             -m 'not needs_solo_run'
       - name: Run pytest with a single worker (for tests marked with needs_solo_run)
-        shell: bash -el {0}
+        shell: micromamba-shell {0}
         run: |
           export PYTHONPATH=$(grass --config python_path):$PYTHONPATH
           export LD_LIBRARY_PATH=$(grass --config path)/lib:$LD_LIBRARY_PATH
@@ -87,7 +87,7 @@ jobs:
             -m 'needs_solo_run'
 
       - name: Run gunittest tests
-        shell: bash -el {0}
+        shell: micromamba-shell {0}
         run: |
           grass --tmp-project XY --exec \
               g.download.project url=${{ env.SampleData }} path=$HOME