chore: Add vscode configuration

Add vscode configuration that allows to develop, test and debug the
collection.

Signed-off-by: Felix Matouschek <fmatouschek@redhat.com>

.vscode/settings.json

@@ -0,0 +1,7 @@
+{
+    "python.testing.pytestArgs": [
+        "tests"
+    ],
+    "python.testing.unittestEnabled": false,
+    "python.testing.pytestEnabled": true
+}