Use const for xpm icons

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49736 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/toolbar/bitmaps/copy.xpm

@@ -1,5 +1,5 @@
 /* XPM */
-static char *copy_xpm[] = {
+static const char *copy_xpm[] = {
 /* columns rows colors chars-per-pixel */
 "16 15 23 1",
 "+ c #769CDA",

samples/toolbar/bitmaps/cut.xpm

@@ -1,5 +1,5 @@
 /* XPM */
-static char *cut_xpm[] = {
+static const char *cut_xpm[] = {
 /* columns rows colors chars-per-pixel */
 "16 15 25 1",
 "6 c #D8BDC0",

samples/toolbar/bitmaps/help.xpm

@@ -1,5 +1,5 @@
 /* XPM */
-static char *help_xpm[] = {
+static const char *help_xpm[] = {
 /* columns rows colors chars-per-pixel */
 "16 15 50 1",
 "j c #4E7FD0",

samples/toolbar/bitmaps/new.xpm

@@ -1,5 +1,5 @@
 /* XPM */
-static char *new_xpm[] = {
+static const char *new_xpm[] = {
 /* columns rows colors chars-per-pixel */
 "16 15 31 1",
 ". c #7198D9",

samples/toolbar/bitmaps/open.xpm

@@ -1,5 +1,5 @@
 /* XPM */
-static char *open_xpm[] = {
+static const char *open_xpm[] = {
 /* columns rows colors chars-per-pixel */
 "16 15 36 1",
 ", c #AAC1E8",

samples/toolbar/bitmaps/preview.xpm

@@ -1,5 +1,5 @@
 /* XPM */
-static char *paste_xpm[] = {
+static const char *paste_xpm[] = {
 /* columns rows colors chars-per-pixel */
 "16 15 25 1",
 "< c #FEECE4",

samples/toolbar/bitmaps/print.xpm

@@ -1,5 +1,5 @@
 /* XPM */
-static char *print_xpm[] = {
+static const char *print_xpm[] = {
 /* columns rows colors chars-per-pixel */
 "16 15 35 1",
 "y c #EDF2FB",

samples/toolbar/bitmaps/save.xpm

@@ -1,5 +1,5 @@
 /* XPM */
-static char *save_xpm[] = {
+static const char *save_xpm[] = {
 /* columns rows colors chars-per-pixel */
 "16 15 21 1",
 ": c #AAC1E8",

samples/toolbar/mondrian.xpm

@@ -1,5 +1,5 @@
 /* XPM */
-static char *mondrian_xpm[] = {
+static const char *mondrian_xpm[] = {
 /* columns rows colors chars-per-pixel */
 "32 32 6 1",
 "  c Black",