MonetDB.spec: fixed `make rpm` for json/jaql code:
MonetDB.spec: fixed `make rpm` for json/jaql code:

changeset 25efe47b61c9 had renamed/replaced(?)
monetdb5/extras/jaql/json.*      to/by
monetdb5/extras/jaql/json_jaql.*

zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb