[GR-49982] CI: Only check labsjdk vs oraclejdk versions when actually…

… using a labsjdk

PullRequest: graal/16168

ci/common.jsonnet

@@ -68,7 +68,9 @@ local common_json = import "../common.json";
     local _oraclejdk = common_json.jdks["oraclejdk-latest"];
     local _ov = "ee-%s+%s" % [_oraclejdk.version, _oraclejdk.build_id];
     local _lv = _labsjdk.version;
-    assert std.startsWith(_lv, _ov) : "update oraclejdk-latest to match labsjdk-ee-latest: %s+%s vs %s" % [_oraclejdk.version, _oraclejdk.build_id, _labsjdk.version];
+    # Skip the check if we are not using a labsjdk. This can happen on JDK integration branches.
+    local no_labsjdk = _labsjdk.name != "labsjdk";
+    assert no_labsjdk || std.startsWith(_lv, _ov) : "update oraclejdk-latest to match labsjdk-ee-latest: %s+%s vs %s" % [_oraclejdk.version, _oraclejdk.build_id, _labsjdk.version];
     true,
 
   # The raw jdk data, the same as common_json.jdks + { jdk_version:: }