Manual Testing pad template: provide guidance for downloading latest Tor Browser

Closes tails/tails#17743

wiki/src/contribute/release_process/test.mdwn

@@ -128,11 +128,11 @@ tracked by tickets prefixed with `todo/test_suite:`.
   (automate: [[!tails_ticket 10260]])
   - For the "evercookie" test to work, you may have to disable
     _uBlock_ on its web page.
-* Compare the fingerprint Tor Browser in Tails with the fingerprint of
-  the same version of Tor Browser (running on Linux outside of Tails), using at least
-  <https://panopticlick.eff.org/> (automate: [[!tails_ticket 10262]]).
-  Click "Show full results for fingerprinting" to see the details
-  we're interested in.
+* [Download](https://torbrowser-archive.tails.boum.org/) the same version of Tor
+  Browser and compare its fingerprint (running on Linux outside of Tails) with
+  Tor Browser in Tails, using at least <https://panopticlick.eff.org/>
+  (automate: [[!tails_ticket 10262]]). Click "Show full results for
+  fingerprinting" to see the details we're interested in.
   - The exposed User-Agent should match the latest Tor Browser's one.
   - Ignore the result of the "blocking tracking ads" and "blocking
     invisible trackers" tests, which seem unreliable (we've seen