Fix CI

.github/workflows/actions.yml

@@ -15,7 +15,7 @@ jobs:
 
   get_commit_message:
     name: Get commit message
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04.5
     outputs:
       message: ${{ steps.commit_message.outputs.message }}
     steps:
@@ -34,8 +34,8 @@ jobs:
 
   trexio_ubuntu:
 
-    runs-on: ubuntu-latest
-    name: x86 Ubuntu latest
+    runs-on: ubuntu-20.04.5
+    name: x86 Ubuntu 20
     needs: get_commit_message
 
     steps:
@@ -44,7 +44,7 @@ jobs:
       - name: install dependencies
         run: |
           sudo add-apt-repository ppa:kelleyk/emacs
-          sudo apt-get install libhdf5-dev emacs
+          sudo apt-get install libhdf5-dev emacs26
 
       - name: configure with autotools
         run: |
@@ -101,8 +101,8 @@ jobs:
 
   trexio_macos:
 
-    runs-on: macos-latest
-    name: x86 MacOS latest
+    runs-on: macos-11.7
+    name: x86 MacOS 11
 
     steps:
       - uses: actions/checkout@v2

.github/workflows/build-wheels.yml

@@ -16,7 +16,7 @@ jobs:
   get_commit_message:
     if: ${{ github.event.workflow_run.conclusion == 'success' }}
     name: Get commit message
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04.5
     outputs:
       message: ${{ steps.commit_message.outputs.message }}
     steps:
@@ -39,7 +39,7 @@ jobs:
     if: >-
       contains(needs.get_commit_message.outputs.message, '[wheel build]') ||
       (github.repository == 'TREX-CoE/trexio' && startsWith(github.ref, 'refs/tags/v'))
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04.5
     strategy:
       matrix:
         manylinux_tag: [2010_x86_64, 2014_x86_64, 2_24_x86_64]
@@ -182,7 +182,7 @@ jobs:
   publish_wheels:
     name: Publish all wheels on PyPI
     needs: [build_linux_wheels, build_macos_wheels]
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04.5
 
     steps:
       - name: Checkout the branch