winecfg: Fix major version of windows 3.1.

programs/winecfg/appdefaults.c

@@ -61,7 +61,7 @@ static const struct
     { "win95",       "Windows 95",        4,  0, 0x3B6, VER_PLATFORM_WIN32_WINDOWS, "", 0, 0, ""},
     { "nt40",        "Windows NT 4.0",    4,  0, 0x565, VER_PLATFORM_WIN32_NT, "Service Pack 6a", 6, 0, "WinNT"},
     { "nt351",       "Windows NT 3.5",    3, 51, 0x421, VER_PLATFORM_WIN32_NT, "Service Pack 2", 0, 0, "WinNT"},
-    { "win31",       "Windows 3.1",       2, 10,     0, VER_PLATFORM_WIN32s, "Win32s 1.3", 0, 0, ""},
+    { "win31",       "Windows 3.1",       3, 10,     0, VER_PLATFORM_WIN32s, "Win32s 1.3", 0, 0, ""},
     { "win30",       "Windows 3.0",       3,  0,     0, VER_PLATFORM_WIN32s, "Win32s 1.3", 0, 0, ""},
     { "win20",       "Windows 2.0",       2,  0,     0, VER_PLATFORM_WIN32s, "Win32s 1.3", 0, 0, ""}
 };