stlink: update to 1.4.0.

Closes: #6944 [via git-merge-pr]

srcpkgs/stlink/patches/musl.patch

@@ -0,0 +1,11 @@
+--- src/gdbserver/gdb-remote.c.orig
++++ src/gdbserver/gdb-remote.c
+@@ -12,7 +12,7 @@
+ #include <mingw.h>
+ #else
+ #include <unistd.h>
+-#include <sys/poll.h>
++#include <poll.h>
+ #endif
+ 
+ static const char hex[] = "0123456789abcdef";

srcpkgs/stlink/template

@@ -1,6 +1,6 @@
 # Template file for 'stlink'
 pkgname=stlink
-version=1.3.1
+version=1.4.0
 revision=1
 build_style=cmake
 configure_args="-DSTLINK_UDEV_RULES_DIR=/usr/lib/udev/rules.d -DSTLINK_MODPROBED_DIR=/usr/lib/modprobe.d"
@@ -11,7 +11,7 @@ maintainer="bra1nwave <brainwave@openmailbox.org>"
 license="3-clause-BSD"
 homepage="https://github.com/texane/stlink"
 distfiles="${homepage}/archive/${version}.tar.gz"
-checksum=5d346b884b5cf1f7f9bb7fd7ee049b3b2e880785c7a15774d0b1a6574823e63b
+checksum=d99b8385cce8071d5e58de21b6c8866058af20a8dd46ecf01e1c1dc3aa038cc9
 
 post_install() {
 	vlicense LICENSE