package/proj: bump to version 7.0.1

- curl and tiff are optional dependencies since version 7.0.0 and
  https://github.com/OSGeo/PROJ/commit/db31b6dfa9c8fe37d5706d95ce81012b8db3c3b9


- Update indentation of hash file (two spaces)

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>