[PR PATCH] dropbear: disable password logins for root.

[mobinmob <mobinmob@users.noreply.github.com>]

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There is a new pull request by mobinmob against master on the void-packages repository

https://github.com/mobinmob/void-packages dropbear
https://github.com/void-linux/void-packages/pull/29599

dropbear: disable password logins for root.
<!-- Mark items with [x] where applicable -->

#### General
- [ ] This is a new package and it conforms to the [quality requirements](https://github.com/void-linux/void-packages/blob/master/Manual.md#quality-requirements)

#### Have the results of the proposed changes been tested?
- [ ] I use the packages affected by the proposed changes on a regular basis and confirm this PR works for me
- [X] I generally don't use the affected packages but briefly tested this PR

This PR disables password logins for root by using the -g switch in the runit service. The changes follows the default policy for openssh.


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A patch file from https://github.com/void-linux/void-packages/pull/29599.patch is attached

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From 0b1132759de18ea967edbf5e7cc0daaa1b79b2fe Mon Sep 17 00:00:00 2001
From: mobinmob <mobinmob@disroot.org>
Date: Fri, 19 Mar 2021 20:49:29 +0200
Subject: [PATCH] dropbear: disable password logins for root.

---
 srcpkgs/dropbear/files/dropbear/run | 2 +-
 srcpkgs/dropbear/template           | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/srcpkgs/dropbear/files/dropbear/run b/srcpkgs/dropbear/files/dropbear/run
index 50c442b8cc98..c3cbe115322d 100755
--- a/srcpkgs/dropbear/files/dropbear/run
+++ b/srcpkgs/dropbear/files/dropbear/run
@@ -1,3 +1,3 @@
 #!/bin/sh
 [ -r conf ] && . ./conf
-exec dropbear ${OPTS:=-F -R}
+exec dropbear ${OPTS:=-F -R -g}
diff --git a/srcpkgs/dropbear/template b/srcpkgs/dropbear/template
index 69981dcfe9e5..75bb08d86e99 100644
--- a/srcpkgs/dropbear/template
+++ b/srcpkgs/dropbear/template
@@ -1,7 +1,7 @@
 # Template file for 'dropbear'
 pkgname=dropbear
 version=2020.81
-revision=1
+revision=2
 build_style=gnu-configure
 configure_args="--enable-zlib --disable-bundled-libtom"
 makedepends="zlib-devel libtommath-devel libtomcrypt-devel"