gitlab: Bump cabal-install version used by Windows builds to 2.4

Authored by bgamari on Apr 8 2019, 2:03 PM.

Description

gitlab: Bump cabal-install version used by Windows builds to 2.4

Hopefully fixes Windows Hadrian build.

Details

Committed
Marge Bot <ben+marge-bot@smart-cactus.org>Apr 9 2019, 11:56 AM
Parents
rGHCfe40ddd9f960: Hadrian: fix library install paths in bindist Makefile (#16498)
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