If you write to 59 Temple Place you're unlikely to get a response.
Let's realign the address with a more up-to-date one from [1].
[1] https://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
This is purely a cosmetic change, doesn't affect the meaning of the
license. Done to make rpmlint happy.
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>