Allow null coid for AutoViewVarsTrait (nojira)

app/src/Lib/Traits/AutoViewVarsTrait.php

@@ -68,7 +68,7 @@ public function setAutoViewVars($vars) {
    * @return \Generator
    * @since  COmanage Registry v5.0.0
    */
-  public function calculateAutoViewVars(int $coId, Object $obj = null): \Generator
+  public function calculateAutoViewVars(int|null $coId, Object $obj = null): \Generator
   {
     // $table = the actual table object
     $table = $this;