python-pyserial: add version check override

Skip version checks as none of the executables seem to report their
versions.

Signed-off-by: George Sapkin <george@sapk.in>
(cherry picked from commit 31247cdbe5)
Signed-off-by: Josef Schlehofer <pepe.schlehofer@gmail.com>

lang/python/python-pyserial/test-version.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+# shellckeck shell=busybox
+
+case "$PKG_NAME" in
+python3-pyserial|\
+python3-pyserial-src)
+	exit 0
+	;;
+
+*)
+	echo "Untested package: $PKG_NAME" >&2
+	exit 1
+	;;
+esac