package/libssh: bump to version 0.8.7

Drop upstream patch.

Fixes strict-overflow build error with older toolchains.

Fixes:
http://autobuild.buildroot.net/results/b95b1939a55111fc6b90ef253a32402b87f9c4ab/
http://autobuild.buildroot.net/results/281cb7b940178e4fe98940ddeed07ad546b23931/
http://autobuild.buildroot.net/results/e95d5957c19ff01120903a66d1167279a34da2ce/

Cc: Scott Fan <fancp2007@gmail.com>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/libssh/0004-connect-Fix-size-type-for-i-an-j-in-ssh_select.patch

@@ -1,29 +0,0 @@
-From c95bf48d0ef26ccf2135e09f0b2f8d0e54bd88e9 Mon Sep 17 00:00:00 2001
-From: Andreas Schneider <asn@cryptomilk.org>
-Date: Fri, 7 Dec 2018 12:07:13 +0100
-Subject: [PATCH] connect: Fix size type for i an j in ssh_select()
-
-Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
-Signed-off-by: Baruch Siach <baruch@tkos.co.il>
----
-Upstream status: commit 58113d489eecf
-
- src/connect.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/src/connect.c b/src/connect.c
-index 6c09c3f638ba..7ff7513fb3e8 100644
---- a/src/connect.c
-+++ b/src/connect.c
-@@ -476,7 +476,7 @@ int ssh_select(ssh_channel *channels, ssh_channel *outchannels, socket_t maxfd,
-     fd_set *readfds, struct timeval *timeout) {
-   fd_set origfds;
-   socket_t fd;
--  int i,j;
-+  size_t i, j;
-   int rc;
-   int base_tm, tm;
-   struct ssh_timestamp ts;
--- 
-2.20.1
-

package/libssh/libssh.hash

@@ -1,5 +1,5 @@
 # Locally calculated after checking pgp signature
-# https://www.libssh.org/files/0.8/libssh-0.8.6.tar.xz.asc
+# https://www.libssh.org/files/0.8/libssh-0.8.7.tar.xz.asc
 # with key 8DFF53E18F2ABC8D8F3C92237EE0FC4DCC014E3D
-sha256 1046b95632a07fc00b1ea70ee683072d0c8a23f544f4535440b727812002fd01  libssh-0.8.6.tar.xz
+sha256 43304ca22f0ba0b654e14b574a39816bc70212fdea5858a6637cc26cade3d592  libssh-0.8.7.tar.xz
 sha256 1656186e951db1c010a8485481fa94587f7e53a26d24976bef97945ad0c4df5a  COPYING

package/libssh/libssh.mk

@@ -5,7 +5,7 @@
 ################################################################################
 
 LIBSSH_VERSION_MAJOR = 0.8
-LIBSSH_VERSION = $(LIBSSH_VERSION_MAJOR).6
+LIBSSH_VERSION = $(LIBSSH_VERSION_MAJOR).7
 LIBSSH_SOURCE = libssh-$(LIBSSH_VERSION).tar.xz
 LIBSSH_SITE = https://www.libssh.org/files/$(LIBSSH_VERSION_MAJOR)
 LIBSSH_LICENSE = LGPL-2.1