msi: fix to RegisterFonts

[Aric Stewart]

make index INT not UINT because it can be -1
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Index: dlls/msi/action.c
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RCS file: /home/wine/wine/dlls/msi/action.c,v
retrieving revision 1.178
diff -u -r1.178 action.c
--- dlls/msi/action.c	22 Aug 2005 14:09:17 -0000	1.178
+++ dlls/msi/action.c	22 Aug 2005 18:26:26 -0000
@@ -3937,7 +3940,7 @@
     MSIPACKAGE *package = (MSIPACKAGE*)param;
     LPWSTR name;
     LPCWSTR file;
-    UINT index;
+    INT index;
     DWORD size;
     static const WCHAR regfont1[] =
         {'S','o','f','t','w','a','r','e','\\',