aco: exclude novalidateir from codegen flags

this otherwise bricks caching

cc: mesa-stable

Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33239>

src/amd/compiler/aco_interface.cpp

@@ -446,7 +446,8 @@ aco_get_codegen_flags()
    init();
    /* Exclude flags which don't affect code generation. */
    uint64_t exclude =
-      DEBUG_VALIDATE_IR | DEBUG_VALIDATE_RA | DEBUG_PERF_INFO | DEBUG_LIVE_INFO;
+      DEBUG_VALIDATE_IR | DEBUG_VALIDATE_RA | DEBUG_PERF_INFO | DEBUG_LIVE_INFO |
+      DEBUG_NO_VALIDATE_IR | DEBUG_VALIDATE_LIVE_VARS;
    return debug_flags & ~exclude;
 }