plugins: add userdata for qemu_plugin_{uninstall, reset}

We do both at the same time because they internally use the same
implementation.

Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Link: https://lore.kernel.org/qemu-devel/20260615193526.2883349-3-pierrick.bouvier@oss.qualcomm.com
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@oss.qualcomm.com>

plugins/plugin.h

@@ -76,7 +76,8 @@ void plugin_register_inline_op_on_entry(GArray **arr,
                                         uint64_t imm);
 
 void plugin_reset_uninstall(qemu_plugin_id_t id,
-                            qemu_plugin_simple_cb_t cb,
+                            qemu_plugin_udata_cb_t cb,
+                            void *userdata,
                             bool reset);
 
 void plugin_register_cb(qemu_plugin_id_t id, enum qemu_plugin_event ev,