Add rust kext to the mono repo

windows_kext/release/templates/PortmasterKext.ddf

@@ -0,0 +1,24 @@
+;*** {{version_file}}.ddf
+.OPTION EXPLICIT     ; Generate errors
+.Set CabinetFileCountThreshold=0
+.Set FolderFileCountThreshold=0
+.Set FolderSizeThreshold=0
+.Set MaxCabinetSize=0
+.Set MaxDiskFileCount=0
+.Set MaxDiskSize=0
+.Set CompressionType=MSZIP
+.Set Cabinet=on
+.Set Compress=on
+
+;Specify file name for new cab file
+.Set CabinetNameTemplate={{version_file}}.cab
+
+; Specify the subdirectory for the files.
+; Your cab file should not have files at the root level,
+; and each driver package must be in a separate subfolder.
+.Set DestinationDir=PortmasterKext
+
+;Specify files to be included in cab file
+.\cab\\{{version_file}}.inf
+.\cab\\{{version_file}}.sys
+.\cab\\{{version_file}}.pdb