ci: python version 3.10 needs quotes, see actions/setup-python#160

Author: georgebisbas

.github/workflows/pytest-core-nompi.yml

@@ -39,63 +39,63 @@ jobs:
         set: [base, adjoint]
         include:
         - name: pytest-ubuntu-py37-gcc5-omp
-          python-version: 3.7
+          python-version: '3.7'
           os: ubuntu-18.04
           arch: "gcc-5"
           language: "openmp"
           sympy: 1.8
 
         - name: pytest-ubuntu-py38-gcc6-omp
-          python-version: 3.8
+          python-version: '3.8'
           os: ubuntu-18.04
           arch: "gcc-6"
           language: "openmp"
           sympy: 1.7
 
         - name: pytest-ubuntu-py36-gcc7-omp
-          python-version: 3.6
+          python-version: '3.6'
           os: ubuntu-18.04
           arch: "gcc-7"
           language: "openmp"
           sympy: 1.8
 
         - name: pytest-ubuntu-py37-gcc7-noomp
-          python-version: 3.7
+          python-version: '3.7'
           os: ubuntu-18.04
           arch: "gcc-7"
           language: "C"
           sympy: 1.8
 
         - name: pytest-ubuntu-py38-gcc8-omp
-          python-version: 3.8
+          python-version: '3.8'
           os: ubuntu-18.04
           arch: "gcc-8"
           language: "openmp"
           sympy: 1.9
 
         - name: pytest-ubuntu-py39-gcc9-omp
-          python-version: 3.9
+          python-version: '3.9'
           os: ubuntu-20.04
           arch: "gcc-9"
           language: "openmp"
           sympy: 1.8
 
         - name: pytest-ubuntu-py310-gcc10-omp
-          python-version: 3.10
+          python-version: '3.10'
           os: ubuntu-20.04
           arch: "gcc-10"
           language: "openmp"
           sympy: 1.9
 
         - name: pytest-osx-py37-clang-omp
-          python-version: 3.7
+          python-version: '3.7'
           os: macos-latest
           arch: "osx"
           language: "C"
           sympy: 1.8
 
         - name: pytest-docker-py37-gcc-omp
-          python-version: 3.7
+          python-version: '3.7'
           os: ubuntu-18.04
           arch: "gcc"
           language: "openmp"