fix readme demo plugin instructions
@@ -130,7 +130,7 @@ For configuring Octant, setting up a development environment, or running tests,
Plugins are a core part of Octant in the Kubernetes ecosystem. A plugin can read objects and allows users to add components to Octant's views.
-An example plugin can be found in [`cmd/octant-sample-plugin`](cmd/octant-sample-plugin) and installed to the default plugin path with `make install-test-plugin`.
+An example plugin can be found in [`cmd/octant-sample-plugin`](cmd/octant-sample-plugin) and installed to the default plugin path with `go run build.go install-test-plugin`.
Documentation for plugin components can be found in [`docs/plugins`](docs/plugins).
