Use precompiled headers, fix weak data issues

src/d/actor/d_a_syan.cpp

@@ -3,6 +3,7 @@
  * Object - Unused - Chandelier (Spaceworld 2001 trailer)
  */
 
+#include "d/dolzel.h" // IWYU pragma: keep
 #include "d/actor/d_a_syan.h"
 #include "m_Do/m_Do_ext.h"
 #include "d/d_procname.h"
@@ -11,9 +12,6 @@
 #include "d/d_s_play.h"
 #include "d/res/res_syan.h"
 
-#include "weak_bss_936_to_1036.h" // IWYU pragma: keep
-#include "weak_data_1811.h" // IWYU pragma: keep
-
 static f32 b_pos_x[6] = { 870.0f, 420.0f, -420.0f, -880.0f, -400.0f, 440.0f };
 static f32 b_pos_y[6] = { -560.0f, -760.0f, -630.0f, -710.0f, -670.0f, -690.0f };
 static f32 b_pos_z[6] = { 0.0f, 750.0f, 750.0f, 0.0f, -720.0f, -750.0f };