Cirrus: Increase unit-test timeout
Cirrus: Increase unit-test timeout

Observed a unit-test typical runtime is around 45m, so a 50m timeout is
cutting things closely given variability in networking and shared vCPU
performance.  Increase the timeout to 1-hour to provide an additional
buffer.

Signed-off-by: Chris Evich <352d8596d782a469eafa66a46434e15a449859ce@redhat.com>

TomSweeneyRedHat/buildah,rhatdan/buildah,rhatdan/buildah,nalind/buildah-1,TomSweeneyRedHat/buildah,rhatdan/buildah,nalind/buildah-1,projectatomic/buildah,nalind/buildah,projectatomic/buildah,projectatomic/buildah,nalind/buildah-1,TomSweeneyRedHat/buildah,nalind/buildah