patch applied (ghc-6.8/ghc): Fix exception message with ghc -e

[Ian Lynagh]

Mon Jan 21 02:41:42 PST 2008  Ian Lynagh <igloo at earth.li>
  * Fix exception message with ghc -e
  When running with ghc -e, exceptions should claim to be from the program
  that we are running, not ghc.

    M ./compiler/ghci/InteractiveUI.hs -5 +14