py3-*: bump pkgrel and update upstream versions

Update all non-sr.ht Python packages

py3-pgpy: upgrade to 0.5.4

py3-pgpy: add wheel dependency

py3-pgpy: upgrade to 0.5.3

py3-pgpy: bump pkgrel

sr.ht/py3-pgpy: bump pkgrel

py3-pgpy: upgrade to 0.5.2

Update all dependency packages

Set all pkgrels to zero

Move into subdir for abuild reasons