hst/fs: update doc comments

The Type method no longer exists on the interface. Update doc comments to reflect that.

Signed-off-by: Ophestra <cat@gensokyo.uk>

hst/fsbind.go

@@ -9,7 +9,7 @@ import (
 
 func init() { gob.Register(new(FSBind)) }
 
-// FilesystemBind is the [FilesystemConfig.Type] name of a bind mount point.
+// FilesystemBind is the type string of a bind mount point.
 const FilesystemBind = "bind"
 
 // FSBind represents a host to container bind mount.

hst/fsephemeral.go

@@ -10,7 +10,7 @@ import (
 
 func init() { gob.Register(new(FSEphemeral)) }
 
-// FilesystemEphemeral is the [FilesystemConfig.Type] name of a mount point with ephemeral state.
+// FilesystemEphemeral is the type string of a mount point with ephemeral state.
 const FilesystemEphemeral = "ephemeral"
 
 // FSEphemeral represents an ephemeral container mount point.

hst/fsoverlay.go

@@ -9,7 +9,7 @@ import (
 
 func init() { gob.Register(new(FSOverlay)) }
 
-// FilesystemOverlay is the [FilesystemConfig.Type] name of an overlay mount point.
+// FilesystemOverlay is the type string of an overlay mount point.
 const FilesystemOverlay = "overlay"
 
 // FSOverlay represents an overlay mount point.