[go-rpm-macros] PR #44: Stop using deprecated %__global_ldflags macro.

[Maxwell G]

gotmax23 merged a pull-request against the project: `go-rpm-macros` that you are
following.

Merged pull-request:

``
Stop using deprecated %__global_ldflags macro.
``

https://pagure.io/go-rpm-macros/pull-request/44