Remove duplicate setting in test/recovery/Makefile

When Who What
2017-11-30 11:21:51 Masahiko Sawada (masahikosawada) Closed in commitfest 2018-01 with status: Committed
2017-11-30 11:21:51 Masahiko Sawada (masahikosawada) Changed committer to rhaas
2017-11-16 12:14:14 Masahiko Sawada (masahikosawada) Changed authors to Masahiko Sawada (masahikosawada)
2017-11-16 12:14:08 Masahiko Sawada (masahikosawada) Attached mail thread CAD21AoDFes_Mgye-1K89rmTgeU3RxYF3zgTjzCJVq2KzzcpC4A@mail.gmail.com
2017-11-16 12:14:07 Masahiko Sawada (masahikosawada) Created patch record