Update QEMU instructions

Finding images is easier now because of the pipeline labels. This change makes the docs aware of it.

Boards/qemu.rst

@@ -13,17 +13,19 @@ There's an experimental QEMU image available that includes:
 Linux Environments
 ------------------
 
-1. Check the last succesful job on the CI server: https://arm01.puri.sm/job/Images/job/Image%20Build/
+1. Open the Jenkins job building QEMU images on the CI server: https://arm01.puri.sm/job/Images/job/Image%20Build/
 
-2. Download::
+2. Find the latest successful build which has the description *qemu-x86_64 image*, e.g. https://arm01.puri.sm/job/Images/job/Image%20Build/172/ . The number at the end of the URL is the build number, in this case ``172``.
 
-        wget https://arm01.puri.sm/job/Images/job/Image%20Build/133/artifact/qemu-x86_64.img.xz
+3. Download the build artifact called ``qemu-x86_64.img.xz``. For the build numbered ``172``, it's at the following URL::
 
-3. Decompress it::
+		wget https://arm01.puri.sm/job/Images/job/Image%20Build/172/artifact/qemu-x86_64.img.xz
+
+4. Decompress it::
 
         unxz qemu-x86_64.img.xz
 
-4. Run it::
+5. Run it::
 
         qemu-system-x86_64 -boot menu=on -drive file=qemu-x86_64.img,format=raw -vga virtio -display sdl,gl=on -m 1G -enable-kvm
 
@@ -32,7 +34,7 @@ Linux Environments
         - install org.gnome.Boxes from flatpak: https://flathub.org/apps/details/org.gnome.Boxes
         - Create a new Box from archive selecting qemu-x86_64.img
 
-5. Use it
+6. Use it
 
 .. image:: librem5fromqemu.gif
    :alt: QEMU VM running phosh and default apps
@@ -40,17 +42,19 @@ Linux Environments
 Microsoft Windows
 -----------------
 
-1. Open a browser to check the last succesful job on the CI server: https://arm01.puri.sm/job/Images/job/Image%20Build/
+1. Open the Jenkins job building QEMU images on the CI server: https://arm01.puri.sm/job/Images/job/Image%20Build/
+
+2. Find the latest successful build which has the description *qemu-x86_64 image*, e.g. https://arm01.puri.sm/job/Images/job/Image%20Build/172/
    
-2. Save the latest version of the builds by right-clicking on the file and choosing "Save As".
+3. Save the build by right-clicking on the file called ``qemu-x86-64.img`` and choosing "Save As".
 
-3. Choose a folder on your computer with 4gb of free space. 
+4. Choose a folder on your computer with 4gb of free space.
 
-4. After the download is complete, extract the file with 7zip or other untar program.
+5. After the download is complete, extract the file with 7zip or other untar program.
 
-5. Open an instance of PowerShell and navigate to the extracted file's folder.
+6. Open an instance of PowerShell and navigate to the extracted file's folder.
 
-6. The following command can be executed in PowerShell after modifying the path to the qemu
+7. The following command can be executed in PowerShell after modifying the path to the qemu
    executable and the path to the downloaded qemu-x86-64.img file.::
 
          C:\Program Files\qemu\qemu-system-x86_64.exe -drive file=c:\downloads\qemu-x86_64.img,index=0,media=disk,format=raw -vga virtio -display sdl,gl=off -m 2G -L Bios -boot menu=on -rtc base=localtime,clock=host -parallel none -serial none -name PureOS -no-reboot