Fix running of Haskell tests
Fix running of Haskell tests

Commit 21a5e56c forgot to rename a variable used in a conditional (of
course shell didn't complain about unused vars), so the AM_CONDITIONAL
was always false.

Signed-off-by: Iustin Pop <acf83a5274f31a43af6b914614365999469c1a31@google.com>
Reviewed-by: Adeodato Simo <16293852a0900193fe70fa7d24f714f37ba99a56@google.com>

ganeti/ganeti,apyrgio/snf-ganeti,onponomarev/ganeti,ganeti/ganeti,yiannist/ganeti,andir/ganeti,bitemyapp/ganeti,leshchevds/ganeti,dimara/ganeti,grnet/snf-ganeti,apyrgio/ganeti,andir/ganeti,mbakke/ganeti,ganeti-github-testing/ganeti-test-1,yiannist/ganeti,ganeti/ganeti,dimara/ganeti,onponomarev/ganeti,andir/ganeti,ganeti-github-testing/ganeti-test-1,apyrgio/snf-ganeti,apyrgio/ganeti,yiannist/ganeti,mbakke/ganeti,leshchevds/ganeti,leshchevds/ganeti,mbakke/ganeti,bitemyapp/ganeti,grnet/snf-ganeti