xf: Add some missing "static const"
xf: Add some missing "static const"

envytools/envytools,karolherbst/envytools,envytools/envytools,karolherbst/envytools,envytools/envytools,karolherbst/envytools,karolherbst/envytools,envytools/envytools,envytools/envytools,karolherbst/envytools