util/perf: Add gpuvis integration.

Initial integration, still needs the init functions to be changed
across the codebase.

For the context usage https://github.com/mikesart/gpuvis/pull/82 is
needed to display it correctly in gpuvis.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22505>

meson_options.txt

@@ -582,6 +582,13 @@ option(
                 'Default: [`auto`]'
 )
 
+option(
+  'gpuvis',
+  type : 'boolean',
+  value : false,
+  description : 'Enable tracing markers for gpuvis. Default: false'
+)
+
 option(
   'custom-shader-replacement',
   type : 'string',