Remove Flux CLI from Toolkit component overview

Signed-off-by: Hidde Beydals <hello@hidde.co>

README.md

@@ -72,7 +72,6 @@ guides](https://toolkit.fluxcd.io/dev-guides/).
 
 ### Components
 
-- [Toolkit CLI](https://toolkit.fluxcd.io/cmd/flux/)
 - [Source Controller](https://toolkit.fluxcd.io/components/source/controller/)
     - [GitRepository CRD](https://toolkit.fluxcd.io/components/source/gitrepositories/)
     - [HelmRepository CRD](https://toolkit.fluxcd.io/components/source/helmrepositories/)

mkdocs.yml

@@ -75,7 +75,7 @@ nav:
         - Alert CRD: components/notification/alert.md
         - Receiver CRD: components/notification/receiver.md
         - Notification API Reference: components/notification/api.md
-  - Toolkit CLI:
+  - Flux CLI:
     - Overview: cmd/flux.md
     - Bootstrap: cmd/flux_bootstrap.md
     - Bootstrap github: cmd/flux_bootstrap_github.md