fix(lint/markdown): resolve markdownlint violations

Author: josecelano

README.md

@@ -73,7 +73,7 @@ Others:
 <https://github.com/orgs/torrust/projects/10/views/6>
 
 ## Implemented BitTorrent Enhancement Proposals (BEPs)
->
+
 > _[Learn more about BitTorrent Enhancement Proposals][BEP 00]_
 
 - [BEP 03]: The BitTorrent Protocol.
@@ -113,8 +113,8 @@ podman run -it docker.io/torrust/tracker:develop
 
 ### Development Version
 
-- Please ensure you have the _**[latest stable (or nightly) version of rust][rust]___.
-- Please ensure that your computer has enough RAM. _**Recommended 16GB.___
+- Please ensure you have the \_\*\*[latest stable (or nightly) version of rust][rust]\_\_\_.
+- Please ensure that your computer has enough RAM. \_\*\*Recommended 16GB.\_\_\_
 
 #### Checkout, Test and Run
 
@@ -217,7 +217,7 @@ This program is free software: you can redistribute it and/or modify it under th
 
 This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the [GNU Affero General Public License][AGPL_3_0] for more details.
 
-You should have received a copy of the *GNU Affero General Public License* along with this program. If not, see <https://www.gnu.org/licenses/>.
+You should have received a copy of the _GNU Affero General Public License_ along with this program. If not, see <https://www.gnu.org/licenses/>.
 
 Some files include explicit copyright notices and/or license notices.
 
@@ -250,43 +250,33 @@ This project was a joint effort by [Nautilus Cyberneering GmbH][nautilus] and [D
 [deployment_wf_b]: ../../actions/workflows/deployment.yaml/badge.svg
 [testing_wf]: ../../actions/workflows/testing.yaml
 [testing_wf_b]: ../../actions/workflows/testing.yaml/badge.svg
-
 [bittorrent]: http://bittorrent.org/
 [rust]: https://www.rust-lang.org/
 [axum]: https://github.com/tokio-rs/axum
 [newtrackon]: https://newtrackon.com/
 [coverage]: https://app.codecov.io/gh/torrust/torrust-tracker
 [torrust]: https://torrust.com/
-
 [dockerhub]: https://hub.docker.com/r/torrust/tracker/tags
-
 [torrent_source_felid]: https://github.com/qbittorrent/qBittorrent/discussions/19406
-
 [BEP 00]: https://www.bittorrent.org/beps/bep_0000.html
 [BEP 03]: https://www.bittorrent.org/beps/bep_0003.html
 [BEP 07]: https://www.bittorrent.org/beps/bep_0007.html
 [BEP 15]: https://www.bittorrent.org/beps/bep_0015.html
 [BEP 23]: https://www.bittorrent.org/beps/bep_0023.html
 [BEP 27]: https://www.bittorrent.org/beps/bep_0027.html
 [BEP 48]: https://www.bittorrent.org/beps/bep_0048.html
-
 [containers.md]: ./docs/containers.md
-
 [docs]: https://docs.rs/torrust-tracker/latest/
 [api]: https://docs.rs/torrust-tracker/latest/torrust_tracker/servers/apis/v1
 [http]: https://docs.rs/torrust-tracker/latest/torrust_tracker/servers/http
 [udp]: https://docs.rs/torrust-tracker/latest/torrust_tracker/servers/udp
-
 [good first issues]: https://github.com/torrust/torrust-tracker/issues?q=is%3Aissue+is%3Aopen+label%3A%22good+first+issue%22
 [discussions]: https://github.com/torrust/torrust-tracker/discussions
-
 [guide.md]: https://github.com/torrust/.github/blob/main/info/contributing.md
 [agreement.md]: https://github.com/torrust/.github/blob/main/info/licensing/contributor_agreement_v01.md
-
 [AGPL_3_0]: ./docs/licenses/LICENSE-AGPL_3_0
 [MIT_0]: ./docs/licenses/LICENSE-MIT_0
 [FSF]: https://www.fsf.org/
-
 [nautilus]: https://github.com/orgs/Nautilus-Cyberneering/
 [Dutch Bits]: https://dutchbits.nl
 [Naim A.]: https://github.com/naim94a/udpt

contrib/bencode/README.md

@@ -1,4 +1,5 @@
 # Bencode
+
 This library allows for the creation and parsing of bencode encodings.
 
-Bencode is the binary encoding used throughout bittorrent technologies from metainfo files to DHT messages. Bencode types include integers, byte arrays, lists, and dictionaries, of which the last two can hold any bencode type (they could be recursively constructed).
+Bencode is the binary encoding used throughout bittorrent technologies from metainfo files to DHT messages. Bencode types include integers, byte arrays, lists, and dictionaries, of which the last two can hold any bencode type (they could be recursively constructed).

contrib/dev-tools/su-exec/README.md

@@ -1,4 +1,5 @@
 # su-exec
+
 switch user and group id, setgroups and exec
 
 ## Purpose
@@ -21,7 +22,7 @@ name separated with colon (e.g. `nobody:ftp`). Numeric uid/gid values
 can be used instead of names. Example:
 
 ```shell
-$ su-exec apache:1000 /usr/sbin/httpd -f /opt/www/httpd.conf
+su-exec apache:1000 /usr/sbin/httpd -f /opt/www/httpd.conf
 ```
 
 ## TTY & parent/child handling
@@ -43,4 +44,3 @@ PID   USER     TIME   COMMAND
 
 This does more or less exactly the same thing as [gosu](https://github.com/tianon/gosu)
 but it is only 10kb instead of 1.8MB.
-