python-maxminddb: update to 3.1.1; add test.sh

Bump version 2.4.0 -> 3.1.1.
Add python3-urllib to DEPENDS (required by new version).
Add test.sh to verify open_database and InvalidDatabaseError imports.

Signed-off-by: Alexandru Ardelean <alex@shruggie.ro>

lang/python/python-maxminddb/test.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+[ "$1" = python3-maxminddb ] || exit 0
+
+python3 - << 'EOF'
+import maxminddb
+from maxminddb import open_database, InvalidDatabaseError
+
+assert callable(open_database)
+assert issubclass(InvalidDatabaseError, Exception)
+
+print("python3-maxminddb OK")
+EOF