Ports/freedink: Add required const to char* declarations

This allows FreeDink to be built with GCC 13.

Ports/freedink/patches/0001-Remove-android-specific-SDL-hint.patch

@@ -8,7 +8,7 @@ Subject: [PATCH] Remove android-specific SDL hint
  1 file changed, 4 deletions(-)
 
 diff --git a/src/input.cpp b/src/input.cpp
-index b5ae21e..b6ac494 100644
+index b5ae21e24b802245e4d8a102b2ff820d4ceeea94..b6ac4947cc5f7991b7f8b79da34da24aee5d048d 100644
 --- a/src/input.cpp
 +++ b/src/input.cpp
 @@ -89,10 +89,6 @@ void input_init(void)

Ports/freedink/patches/0002-Add-required-const-to-char-declarations.patch

@@ -0,0 +1,26 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Tim Ledbetter <timledbetter@gmail.com>
+Date: Wed, 2 Aug 2023 23:56:50 +0100
+Subject: [PATCH] Add required const to char* declarations
+
+---
+ src/gfx_fonts.cpp | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/gfx_fonts.cpp b/src/gfx_fonts.cpp
+index b00816e922a619e93f2ce9f3d4e202da0da9fa36..2cedd8af5fd99edf7a31ea7b6eeeabe09ede180c 100644
+--- a/src/gfx_fonts.cpp
++++ b/src/gfx_fonts.cpp
+@@ -293,10 +293,10 @@ void set_font_color(int no, int r, int g, int b)
+  */
+ void setup_font(TTF_Font *font)
+ {
+-  char *familyname = TTF_FontFaceFamilyName(font);
++  const char *familyname = TTF_FontFaceFamilyName(font);
+   if(familyname)
+     log_info("The family name of the face in the font is: %s", familyname);
+-  char *stylename = TTF_FontFaceStyleName(font);
++  const char *stylename = TTF_FontFaceStyleName(font);
+   if(stylename)
+     log_info("The name of the face in the font is: %s", stylename);
+   log_info("The font max height is: %d", TTF_FontHeight(font));

Ports/freedink/patches/ReadMe.md

@@ -5,3 +5,8 @@
 Remove android-specific SDL hint
 
 
+## `0002-Add-required-const-to-char-declarations.patch`
+
+Add required const to char* declarations
+
+