FIX pb with migration if version > 8 (gitlab api v4)

composer.json

@@ -35,7 +35,7 @@
         "slim/slim": "^3.10",
         "respect/validation": "^1.1",
         "php-http/curl-client": "^1.7",
-        "m4tthumphrey/php-gitlab-api": "9.5",
+        "m4tthumphrey/php-gitlab-api": "8",
         "jumbojett/openid-connect-php": "^0.3.0",
         "zf1/zend-search-lucene": "~1.12",
         "setasign/fpdi-tcpdf": "^2.0.0",