m/handbook: change over tag to metropolis-v0.1

It was decided to tag the release metropolis-v0.1, not v0.1.

Change-Id: Ia697af0b47861f00b9a69072778f45b627d45dd0
Reviewed-on: https://review.monogon.dev/c/monogon/+/827
Reviewed-by: Mateusz Zalega <mateusz@monogon.tech>
Tested-by: Jenkins CI
diff --git a/metropolis/handbook/src/ch02-00-local-demo-cluster.md b/metropolis/handbook/src/ch02-00-local-demo-cluster.md
index 7c81d27..50cf22d 100644
--- a/metropolis/handbook/src/ch02-00-local-demo-cluster.md
+++ b/metropolis/handbook/src/ch02-00-local-demo-cluster.md
@@ -17,7 +17,7 @@
 First, you'll need *metroctl*, the command line utility for working with Metropolis clusters.
 You can get it from GitHub Releases (https://github.com/monogon-dev/monogon/releases) with
 ```shell
-curl -L -o metroctl https://github.com/monogon-dev/monogon/releases/download/v0.1/metroctl
+curl -L -o metroctl https://github.com/monogon-dev/monogon/releases/download/metropolis-v0.1/metroctl
 chmod +x metroctl
 ```
 Optionally you can move the file to a location in PATH, like /usr/local/bin or ~/bin/.
@@ -27,7 +27,7 @@
 To install Metropolis, you'll need a *bundle*. A *bundle* contains all resources to install or update a Metropolis node.
 You can get a prebuilt bundle from GitHub Releases with
 ```shell
-curl -L -o bundle.zip https://github.com/monogon-dev/monogon/releases/download/v0.1/bundle.zip
+curl -L -o bundle.zip https://github.com/monogon-dev/monogon/releases/download/metropolis-v0.1/bundle.zip
 ```
 
 ## Installation