Dynapi: add SDL_GetTouchName() entry

src/dynapi/SDL_dynapi_overrides.h

@@ -856,3 +856,4 @@
 #define SDL_hid_ble_scan SDL_hid_ble_scan_REAL
 #define SDL_PremultiplyAlpha SDL_PremultiplyAlpha_REAL
 #define SDL_AndroidSendMessage SDL_AndroidSendMessage_REAL
+#define SDL_GetTouchName SDL_GetTouchName_REAL

src/dynapi/SDL_dynapi_procs.h

@@ -927,3 +927,4 @@ SDL_DYNAPI_PROC(int,SDL_PremultiplyAlpha,(int a, int b, Uint32 c, const void *d,
 #ifdef __ANDROID__
 SDL_DYNAPI_PROC(int,SDL_AndroidSendMessage,(Uint32 a, int b),(a,b),return)
 #endif
+SDL_DYNAPI_PROC(const char*,SDL_GetTouchName,(int a),(a),return)