Update .devcontainer/devcontainer.json

makes sense

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: bmerkle

.devcontainer/devcontainer.json

@@ -12,7 +12,7 @@
     "customizations": {
         "vscode": {
             "settings": {
-                "python.defaultInterpreterPath": "./.venv/bin/python",
+                "python.defaultInterpreterPath": "${workspaceFolder}/.venv/bin/python",
                 "python.terminal.activateEnvironment": true,
                 "remote.autoForwardPorts": false,
                 "python.createEnvironment.trigger": "off",