[tz] Commentary-only releases - let's not

[Paul Eggert]

On 6/30/22 22:13, Tom Lane via tz wrote:
> IIUC the reason
> for bundling them is to cover the case where a new tzdata
> release requires new tzcode.

Yes, in the old days it was never entirely clear what the relationship 
was between tzdata1997e and tzcode1997e as the two release numbers came 
from separate lines of development. Now, it's obvious. Also, using the 
same version number simplifies tarball generation.

Some of this was discussed here:

https://mm.icann.org/pipermail/tz/2012-September/thread.html#18258