Bug 37089: cud-delete_confirm should not be cud

Bug 37089: cud-delete_confirm should not be cud

Adjust aqbudgets.pl and currency.pl to check for the correct op value

To test:
Part 1 - Delete a fund
1. Go to Acquisitions > Funds
2. Try to delete a fund
   --> Confirmation page shows fund name as '' and fund amount as 0.00
3. Click "Yes, delete this fund"
   --> The fund is still there

Part 2 - Delete a currency
3. Go to Acquisitions > Currencies
4. Try to delete a currency
   --> Confirmation shows empty values for currency and rate
5. Click, "Yes, delete this currency"
   --> An error message appears and the currency is not deleted

6. Apply patch and restart_all
7. Repeat steps 1-5
   --> Confirmation pages display correct information, and deletions
       occur successfully

Signed-off-by: Owen Leonard <oleonard@myacpl.org>
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>