libtorrent-rasterbar: add test.sh

Check that the python bindings can be imported on the target and that
they report the package version.

Signed-off-by: Josef Schlehofer <pepe.schlehofer@gmail.com>
(cherry picked from commit a05f401f40)

libs/libtorrent-rasterbar/test.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+
+case "$1" in
+python3-libtorrent)
+	python3 -c "import libtorrent; print(libtorrent.__version__)" | grep -F "$2"
+	;;
+esac