speedtest, speedtest-cli: refresh (#5781)

* speedtest: refresh

* update pages

* Remove additional whitespace

Co-authored-by: Axel Navarro <navarroaxel@gmail.com>

* speedtest-cli: add --json example

* Apply suggestions from code review

Co-authored-by: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>

* Apply suggestion from code review

Co-authored-by: bl-ue <54780737+bl-ue@users.noreply.github.com>

Co-authored-by: Axel Navarro <navarroaxel@gmail.com>
Co-authored-by: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>
Co-authored-by: bl-ue <54780737+bl-ue@users.noreply.github.com>

pages/linux/speedtest.md

@@ -1,20 +0,0 @@
-# speedtest
-
-> Test internet bandwidth using https://www.speedtest.net.
-> More information: <https://www.speedtest.net/apps/cli>.
-
-- Run a basic speedtest:
-
-`speedtest`
-
-- Display values in bytes instead of bits:
-
-`speedtest --bytes`
-
-- Use HTTPS instead of HTTP:
-
-`speedtest --secure`
-
-- List servers sorted by distance:
-
-`speedtest --list`