fix: use yum instead for bzip2

Author: beckermr

.github/workflows/tests.yml

@@ -41,11 +41,17 @@ jobs:
         shell: bash -l {0}
         run: |
           conda list
-          mamba install numpy=${{ matrix.npver }} nose cython wget make pytest flake8 bzip2
+          mamba install numpy=${{ matrix.npver }} nose cython wget make pytest flake8
           if [ "${{ matrix.pyver }}" == "3.8" ] || [ "${{ matrix.pyver }}" == "3.9" ] || [ "${{ matrix.pyver }}" == "3.10" ]; then
             mamba install importlib_resources
           fi
 
+      - name: install bzip2 on linux
+        shell: bash -l {0}
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          sudo yum install bzip2-devel
+
       - name: build external cfitsio
         shell: bash -l {0}
         run: |