gnu: python-robotframework-sshlibrary: Patch for RobotFramework 5 compatibility.

* gnu/packages/patches/python-robotframework-sshlibrary-rf5-compat.patch: New
file.
* gnu/local.mk (dist_patch_DATA): Register it.
* gnu/packages/python-xyz.scm (python-robotframework-sshlibrary): Apply it.

gnu/local.mk

@@ -1706,6 +1706,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/python-pytorch-system-libraries.patch	\
   %D%/packages/patches/python-pytorch-1.9.0-system-libraries.patch \
   %D%/packages/patches/python-robotframework-source-date-epoch.patch \
+  %D%/packages/patches/python-robotframework-sshlibrary-rf5-compat.patch \
   %D%/packages/patches/python-seaborn-kde-test.patch		\
   %D%/packages/patches/python-seaborn-2690.patch		\
   %D%/packages/patches/python2-subprocess32-disable-input-test.patch	\

gnu/packages/patches/python-robotframework-sshlibrary-rf5-compat.patch

@@ -0,0 +1,19 @@
+This patches add compatibility for the forthcoming RobotFramework 5.
+
+Taken from: https://github.com/robotframework/SSHLibrary/pull/403.
+diff --git a/src/SSHLibrary/pythonforward.py b/src/SSHLibrary/pythonforward.py
+index 8b85997b7..607985cf4 100644
+--- a/src/SSHLibrary/pythonforward.py
++++ b/src/SSHLibrary/pythonforward.py
+@@ -1,9 +1,9 @@
+ import select
+ import socket
+ import threading
+-from robot.utils import platform
++from robot.utils import PY2, WINDOWS
+ from .logger import logger
+-if platform.PY2 and platform.WINDOWS:
++if PY2 and WINDOWS:
+     import win_inet_pton
+ try:
+     import SocketServer

gnu/packages/python-xyz.scm

@@ -4850,7 +4850,9 @@ trace directly to the terminal to ease debugging.")
        (file-name (git-file-name name version))
        (sha256
         (base32
-         "1fn72hw7xacjjpl4dd6wynh2x63i9rk8iqhj3v640db21qpcnbkw"))))
+         "1fn72hw7xacjjpl4dd6wynh2x63i9rk8iqhj3v640db21qpcnbkw"))
+       (patches (search-patches
+                 "python-robotframework-sshlibrary-rf5-compat.patch"))))
     (build-system python-build-system)
     (arguments
      `(#:phases