Update docs/configuring-playbook.md and docs/installing.md: remove anchor links to other installation procedure pages

They are redundant as there are breadcrumbs on each page

Signed-off-by: Suguru Hirahara <acioustick@noreply.codeberg.org>

docs/configuring-playbook.md

@@ -2,13 +2,7 @@
 
 <sup>⚡️[Quick start](README.md) | [Prerequisites](prerequisites.md) > [Configuring your DNS server](configuring-dns.md) > [Getting the playbook](getting-the-playbook.md) > Configuring the playbook > [Installing](installing.md)</sup>
 
-To configure the Ansible playbook, you need to have done the following things:
-
-- have a server where Matrix services will run
-- [configured your DNS records](configuring-dns.md)
-- [retrieved the playbook's source code](getting-the-playbook.md) to your computer
-
-You can then follow these steps inside the playbook directory:
+If you've configured your DNS records and retrieved the playbook's source code to your computer, you can start configuring the playbook. To do so, follow these steps inside the playbook directory:
 
 1. create a directory to hold your configuration (`mkdir -p inventory/host_vars/matrix.example.com` where `example.com` is your "base domain")
 

docs/installing.md

@@ -2,7 +2,7 @@
 
 <sup>⚡️[Quick start](README.md) | [Prerequisites](prerequisites.md) > [Configuring your DNS server](configuring-dns.md) > [Getting the playbook](getting-the-playbook.md) > [Configuring the playbook](configuring-playbook.md) > Installing</sup>
 
-If you've [configured your DNS](configuring-dns.md) and have [configured the playbook](configuring-playbook.md), you can start the installation procedure.
+If you've configured your DNS records and the playbook, you can start the installation procedure.
 
 ## Update Ansible roles