Start using new image in CI

This is to prepare for the new ubuntu release 24.04 this year.

pa11y is broken for 22.04, according to their github their slowly
updating the dependencies for now we keep these jobs with the old image.
The new pa11y is now in the PATH at /usr/local/bin/pa11y for when we
start using it.

Encoding was removed in python3.9

.gitlab-ci.yml

@@ -14,4 +14,4 @@ stages:
   - style
   - ci_checks
 
-image: domjudge/gitlabci:2.1
+image: domjudge/gitlabci:22.04

gitlab/ci/webstandard.yml

@@ -1,4 +1,5 @@
 webstandard_check_role:
+  image: domjudge/gitlabci:2.1
   only:
     - main
     - /^[0-9].[0-9]$/
@@ -29,6 +30,7 @@ webstandard_check_role:
       - w3csvgpublic.json
 
 webstandard_check_role_PR:
+  image: domjudge/gitlabci:2.1
   extends: [.short_job,.mariadb_job]
   parallel:
     matrix:

gitlab/jsontogitlab.py

@@ -16,7 +16,7 @@ def sec_end(job):
     print('section_end:{}:{}'.format(int(time.time()),cleanHash(job)+'\r\033[0K'))
 
 with open(sys.argv[1],'r') as f:
-    data = json.load(f, encoding='utf-8')
+    data = json.load(f)
     for message in data['messages']:
         mtyp = message['type'].encode('utf-8', 'ignore')
         murl = message['url'].encode('utf-8', 'ignore')