target/i386/nvmm: Include missing ramlist.h header

Compiling on NetBSD currently fails with:

 ../src/target/i386/nvmm/nvmm-all.c:1136:22: error: unknown type name 'RAMBlockNotifier'
  1136 | nvmm_ram_block_added(RAMBlockNotifier *n, void *host, size_t size,
       |                      ^~~~~~~~~~~~~~~~
 ../src/target/i386/nvmm/nvmm-all.c:1152:15: error: variable 'nvmm_ram_notifier' has initializer but incomplete type
  1152 | static struct RAMBlockNotifier nvmm_ram_notifier = {
       |               ^~~~~~~~~~~~~~~~
 ../src/target/i386/nvmm/nvmm-all.c:1153:6: error: 'struct RAMBlockNotifier' has no member named 'ram_block_added'
  1153 |     .ram_block_added = nvmm_ram_block_added
       |      ^~~~~~~~~~~~~~~
 ../src/target/i386/nvmm/nvmm-all.c:1153:24: error: 'nvmm_ram_block_added' undeclared here (not in a function)
  1153 |     .ram_block_added = nvmm_ram_block_added
       |                        ^~~~~~~~~~~~~~~~~~~~

Include the right header to get this fixed.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Message-ID: <20260114083812.18496-1-thuth@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>

target/i386/nvmm/nvmm-all.c

@@ -16,6 +16,7 @@
 #include "system/nvmm.h"
 #include "system/cpus.h"
 #include "system/memory.h"
+#include "system/ramlist.h"
 #include "system/runstate.h"
 #include "qemu/main-loop.h"
 #include "qemu/error-report.h"