docs: fix syntax highlighting on shell commands

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27010>

docs/gpuvis.rst

@@ -14,7 +14,7 @@ Any traces can be made with trace-cmd. The Gpuvis repository contains
 `scripts <https://github.com/mikesart/gpuvis/tree/master/sample>`__ for
 configuring the markers needed for GPU events. To start tracing:
 
-.. code-block:: console
+.. code-block:: sh
 
    sh trace-cmd-setup.sh && sh trace-cmd-start-tracing.sh
    # Start your game etc. Then to capture a trace
@@ -30,7 +30,7 @@ Run on Steamos
 Steamos includes a script (`gpu-trace <https://github.com/lostgoat/gpu-trace>`__)
 to capture traces.
 
-.. code-block:: console
+.. code-block:: sh
 
    sudo gpu-trace
    # Press Ctrl+C to stop capture and open report in gpuvis
@@ -39,7 +39,7 @@ Note that on Steamos gpuvis is actually not installed by default, but the
 script does write a gpu-trace.zip file in the current working directory. To
 open it you'll want to do the following on your development machine:
 
-.. code-block:: console
+.. code-block:: sh
 
    scp sd-host:gpu-trace.zip ./
    unzip gpu-trace.zip
@@ -60,7 +60,7 @@ PRESSURE_VESSEL_DEVEL=1 to set up the tracing filesystem so the trace marker
 can be written. This can e.g. be done by going to the game properties in
 Steam and setting the command line to
 
-.. code-block:: console
+.. code-block:: sh
 
    PRESSURE_VESSEL_DEVEL=1 %command%