Add extra brackets to collision src structs

src/d/actor/d_a_windmill.cpp

@@ -42,10 +42,10 @@ static dCcD_SrcSph l_sph_src = {
         /* SrcGObjCo SPrm    */ 0,
     },
     // cM3dGSphS
-    {
-        /* Center */ 0.0f, 0.0f, 0.0f,
+    {{
+        /* Center */ {0.0f, 0.0f, 0.0f},
         /* Radius */ 90.0f,
-    },
+    }},
 };
 
 
@@ -103,11 +103,11 @@ static dCcD_SrcCyl l_cyl_src = {
         /* SrcGObjCo SPrm    */ 0,
     },
     // cM3dGCylS
-    {
-        /* Center */ 0.0f, 0.0f, 0.0f,
+    {{
+        /* Center */ {0.0f, 0.0f, 0.0f},
         /* Radius */ 250.0f,
         /* Height */ 400.0f,
-    },
+    }},
 };
 
 const s16 daWindMill_c::m_bmdidx[] = {HPU1_BDL_HPU1, HPU2_BDL_HPU2};