Fixes found by docs validation tool

Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au>
Upstream-commit: d63c19c4ea
Component: cli

components/cli/docs/reference/builder.md

@@ -1204,7 +1204,7 @@ or a signal name in the format SIGNAME, for instance SIGKILL.
 ## Dockerfile examples
 
 Below you can see some examples of Dockerfile syntax. If you're interested in
-something more realistic, take a look at the list of [Dockerization examples](../examples/).
+something more realistic, take a look at the list of [Dockerization examples](../examples/index.md).
 
 ```
 # Nginx

components/cli/docs/reference/commandline/cli.md

@@ -31,7 +31,7 @@ each `docker` command with `sudo`. To avoid having to use `sudo` with the
 `docker` and add users to it.
 
 For more information about installing Docker or `sudo` configuration, refer to
-the [installation](../../installation) instructions for your operating system.
+the [installation](../../installation/index.md) instructions for your operating system.
 
 ## Environment variables
 

components/cli/docs/reference/commandline/index.md

@@ -7,7 +7,8 @@ keywords = ["Docker, Docker documentation, CLI,  command line"]
 identifier= "smn_cli"
 parent = "mn_reference"
 +++
-<!-- [end-metadata]-->
+<![end-metadata]-->
+
 
 
 # The Docker commands