No plugin named 'upstream-timeout'

Questions
1

I have a kong 3.0.0 instance with plugins installed like

KONG_PLUGINS: bundled,my-custom-plugin

I want to add a upstream-timeout to one of my route like it’s shown in the docs

- name: upstream-timeout
  enabled: true
  route: my-route
  config:
    read_timeout: 2147483646

but when I do it I get

Error: building state: add defaults to plugin 'upstream-timeout': retrieve schema for upstream-timeout from Kong: HTTP status 404 (message: "No plugin named 'upstream-timeout'")

According to the kong’s docs this plugin is included in the bundled

I tried to add upstream-timeout to KONG_PLUGINS env var but it didn’t help. How to fix it ?