add missing sections to BMG.cpp delink

config/eur/arm9/delinks.txt

@@ -23,3 +23,5 @@ src/Main/Message/MessageManager.cpp:
 
 src/Main/Message/BMG.cpp:
     .text       start:0x020371b0 end:0x0203744c
+    .data       start:0x02057b78 end:0x02057cb8
+    .rodata     start:0x02056958 end:0x020569e0

config/eur/arm9/symbols.txt

@@ -2565,7 +2565,7 @@ data_02056898 kind:data(any) addr:0x2056898
 data_02056918 kind:data(any) addr:0x2056918
 data_0205691c kind:data(any) addr:0x205691c
 data_02056924 kind:data(any) addr:0x2056924
-data_02056958 kind:data(any) addr:0x2056958
+sBMGFileNames kind:data(any) addr:0x2056958
 data_020569e0 kind:data(any) addr:0x20569e0
 data_020569ec kind:data(any) addr:0x20569ec
 data_020569f0 kind:data(any) addr:0x20569f0

config/usa/arm9/symbols.txt

@@ -2565,7 +2565,7 @@ data_02056898 kind:data(any) addr:0x2056854
 data_02056918 kind:data(any) addr:0x20568d4
 data_0205691c kind:data(any) addr:0x20568d8
 data_02056924 kind:data(any) addr:0x20568e0
-data_02056958 kind:data(any) addr:0x2056914
+sBMGFileNames kind:data(any) addr:0x2056914
 data_020569e0 kind:data(any) addr:0x205699c
 data_020569ec kind:data(any) addr:0x20569a8
 data_020569f0 kind:data(any) addr:0x20569ac

include/Message/BMG.hpp

@@ -171,7 +171,6 @@ typedef struct BMGFileInfo {
     /* 0x1A */ s16 groupId; // stores the group id
 } BMGFileInfo; // size = 0x1C
 
-
 class BMGGroups : public SysObject {
 public:
     /* 0x00 */ BMGFileInfo* entries; // accessed with `groupId`