git: 778fa2dc6685 - main - security/nss: Add TODO about ca_root_nss PORTREVISION

[Matthias Andree]

> This is incorrect. security/ca_root_nss uses VERSION_NSS from its own
> Makefile (around line 30).
> e.g.
> https://cgit.freebsd.org/ports/commit/security/ca_root_nss/Makefile?id=7ef74aa064355c0c3c5f24b2a3579eb80dabb965
> <https://cgit.freebsd.org/ports/commit/security/ca_root_nss/Makefile?id=7ef74aa064355c0c3c5f24b2a3579eb80dabb965>

Right. Thanks. Reverted prior change in de6744cc