pan/va: Add missing valhall_enums dep to valhall_disasm

valhall_disasm compilation fails if the valhall_enums.h has
not be generated.

Fixes: 619566dea1 ("pan/va: Generate header containing enums")
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/10553
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Dylan Baker <dylan@pnwbakers.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27524>
(cherry picked from commit 49069a1243)

src/panfrost/compiler/valhall/meson.build

@@ -69,6 +69,7 @@ if with_tests
       c_args : [c_msvc_compat_args, no_override_init_args],
       gnu_symbol_visibility : 'hidden',
       include_directories : [inc_include, inc_src, inc_mesa],
+      dependencies: [idep_valhall_enums_h],
       link_with : [libpanfrost_valhall_disasm],
     ),
     suite : ['panfrost'],