doc: update prerequisite section

Remove mentions of specific steps in the Quick Start app due to
general assumption that Quick Start does not need documentation,
and to avoid discrepancy if UI is changed.

Signed-off-by: Bartosz Gentkowski <bartosz.gentkowski@nordicsemi.no>

Author: b-gent

doc/nrf-bm/install_nrf_bm.rst

@@ -30,19 +30,10 @@ Install the following software tools:
          On Ubuntu you might be required to install ``libfuse2``.
          To do so, open a terminal and execute: ``sudo apt install libfuse2``.
 
-  * After installation, type **Quick Start** in the :guilabel:`Search...` box.
-  * In the results, select the :guilabel:`Quick Start` app. Click :guilabel:`Install`, then click :guilabel:`Open`.
-  * The Quick Start app opens.
-  * On the :guilabel:`Select a kit` page, select your :guilabel:`nRF54L15 DK`, then click :guilabel:`Continue`.
-  * A wizard guides you through the initial steps for using your DK. Review the content, then click :guilabel:`Continue`.
-  * At the :guilabel:`Develop` step, select :guilabel:`VS Code IDE`, then click :guilabel:`Continue`. The :guilabel:`Open VS Code` page appears.
-
-  .. important::
-
-     Click :guilabel:`Skip`. Do not click :guilabel:`Open VS Code with extension`.
-
-  * At the :guilabel:`Apps` step, select :guilabel:`Serial Terminal`, click :guilabel:`Install`, then click :guilabel:`Skip`.
-  * At the :guilabel:`Finish` step, click :guilabel:`Close`.
+  * With the nRF54L15 DK connected to your PC, launch the Quick Start app from nRF Connect for Desktop.
+    The kit will be detected by the app and it will guide you through initial configuration.
+  * Complete the steps of the Quick Start wizard.
+    Make sure to select :guilabel:`VS Code IDE` as the development environent and to install the Serial Terminal tool.
 
 * |VSC|:
 

doc/nrf-bm/shortcuts.txt

@@ -10,7 +10,7 @@
 .. |ncs_release| replace:: v3.1.0
 .. |release| replace:: v0.9.0
 
-.. |jlink_ver| replace:: v8.18
+.. |jlink_ver| replace:: v8.76
 
 .. ### Other shortcuts