Use python 3.10 in check-release

Author: davidbrochart

.github/workflows/check-release.yml

@@ -1,4 +1,4 @@
-name: Check Release
+: Check Release
 on:
   push:
     branches: ["main"]
@@ -15,7 +15,7 @@ jobs:
       fail-fast: false
       matrix:
         group: [check_release, link_check]
-        python-version: ["3.9"]
+        python-version: ["3.10"]
         node-version: ["14.x"]
     steps:
       - name: Checkout