Pin SMW version for older MW versions in CI to 5.1.0

Fixes #84

Author: paladox

.github/workflows/ci.yml

@@ -18,42 +18,42 @@ jobs:
       matrix:
         include:
           - mediawiki_version: '1.39'
-            smw_version: dev-master
+            smw_version: 5.1.0
             php_version: 8.1
             database_type: mysql
             database_image: "mariadb:11.2"
             coverage: false
             experimental: false
           - mediawiki_version: '1.39'
-            smw_version: dev-master
+            smw_version: 5.1.0
             php_version: 8.1
             database_type: mysql
             database_image: "mysql:8"
             coverage: false
             experimental: false
           - mediawiki_version: '1.40'
-            smw_version: dev-master
+            smw_version: 5.1.0
             php_version: 8.1
             database_type: mysql
             database_image: "mariadb:11.2"
             coverage: true
             experimental: false
           - mediawiki_version: '1.40'
-            smw_version: dev-master
+            smw_version: 5.1.0
             php_version: 8.1
             database_type: postgres
             database_image: "postgres:14"
             coverage: false
             experimental: false
           - mediawiki_version: '1.41'
-            smw_version: dev-master
+            smw_version: 5.1.0
             php_version: 8.1
             database_type: mysql
             database_image: "mariadb:11.2"
             coverage: false
             experimental: false
           - mediawiki_version: '1.42'
-            smw_version: dev-master
+            smw_version: 5.1.0
             php_version: 8.1
             database_type: mysql
             database_image: "mariadb:11.2"