databases/cego: update 2.49.20 -> 2.49.21
- Patch for CegoFunction added. For methods getReturnType, getReturnTypeLen and evelFieldValue the following has been added : If proc object is getting used by useObject, the following getProcedure call must be catched for exception to unuse the object since _pProc is stiil null and the object so is not unused by cleanup