Use miniforge, do not pin numpy version used at build to 2.0, use >=2

.github/workflows/conda-package.yml

@@ -87,6 +87,7 @@ jobs:
       - uses: conda-incubator/setup-miniconda@v3
         with:
           auto-activate-base: true
+          miniforge-version: latest
           conda-build-version: "*"
           activate-environment: true
           python-version: ${{ matrix.python }}
@@ -109,7 +110,7 @@ jobs:
       - name: Build conda package
         env:
           OVERRIDE_INTEL_IPO: 1   # IPO requires more resources that GH actions VM provides
-        run: conda build --no-test --python ${{ matrix.python }} --numpy 2.0 -c conda-forge --override-channels conda-recipe
+        run: conda build --no-test --python ${{ matrix.python }} --numpy ">=2" -c conda-forge --override-channels conda-recipe
       - name: Upload artifact
         uses: actions/upload-artifact@v4.4.0
         with: