Fix Resource leak: ddf

Change-Id: I4361b4f4670a0437c8220d2e7f92f2ffbe0cc479
Reviewed-on: https://gerrit.libreoffice.org/2057Tested-by: LibreOffice gerrit bot <gerrit@libreoffice.org>
Reviewed-by: Norbert Thiebaud <nthiebaud@gmail.com>

setup_native/source/win32/wintools/makecab/parseddf.c

@@ -378,6 +378,8 @@ DDFERR ParseDdf(char* ddfFile, PCCAB ccab, DDFSRCFILE ** srcListH, unsigned int
     ccab->cbFolderThresh = ccab->cb;
     ccab->iDisk = 0;
 
+    fclose(ddf);
+
     return DDF_OK;
 }