net-mgmt/gping: revert 2e84189106 to fix patch

The patch introduced in 2e84189106 does not apply and is not needed
to build the port.

Notified by:	pkg-fallout
Pointy hat:	mikael

net-mgmt/gping/Makefile

@@ -1,7 +1,7 @@
 PORTNAME=	gping
 PORTVERSION=	1.16.0
 DISTVERSIONPREFIX=	gping-v
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	net-mgmt
 
 MAINTAINER=	ehaupt@FreeBSD.org

net-mgmt/gping/files/patch-rust-1.74.0

@@ -1,15 +0,0 @@
-https://github.com/orf/gping/pull/395
-https://github.com/orf/gping/commit/7ad129c979b48cbea8b1c64ddf37e71da7f00d13
-
---- gping/src/main.rs.orig	2023-11-07 15:32:02 UTC
-+++ gping/src/main.rs
-@@ -487,8 +487,7 @@ fn main() -> Result<()> {
-                             iter::repeat(Constraint::Length(1))
-                                 .take(app.data.len())
-                                 .chain(iter::once(Constraint::Percentage(10)))
--                                .collect::<Vec<_>>()
--                                .as_ref(),
-+                                .collect::<Vec<_>>(),
-                         )
-                         .split(f.size());
-