net/netip: use const for max address length
Makes it consistent with other code in net/netip, also constants
are visible through LSP hover, which makes it easier to see the size.
Change-Id: I3d02c860ac3c61cc037eaca5418297f78698c3f8
GitHub-Last-Rev:
785a8d58c372f5e1faa2e43dd1991d7040e36603
GitHub-Pull-Request: golang/go#69468
Reviewed-on: https://go-review.googlesource.com/c/go/+/613356
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>