chore(deps): update dependency hashicorp/consul to v1.21.1 (#25)

Author: renovate[bot]

.github/workflows/test.yml

@@ -39,7 +39,7 @@ jobs:
           unzip consul.zip
           mv consul /usr/local/bin/
         env:
-          CONSUL_VERSION: 1.21.0 # renovate: datasource=github-releases depName=hashicorp/consul extractVersion=v(?<version>.+)
+          CONSUL_VERSION: 1.21.1 # renovate: datasource=github-releases depName=hashicorp/consul extractVersion=v(?<version>.+)
 
       - uses: hetznercloud/tps-action@main