[ea] pass ea to daemonon open

if an EA buffer is given on create, map it to use space and pass
it to the daemon

removed check for FILE_WRITE_EA permission; it isn't required on ntfs

Signed-off-by: Casey Bodley <cbodley@citi.umich.edu>

daemon/upcall.h

@@ -53,6 +53,7 @@ typedef struct __open_upcall_args {
     ULONGLONG changeattr;
     HANDLE srv_open;
     DWORD deleg_type;
+    PFILE_FULL_EA_INFORMATION ea;
     BOOLEAN created;
     BOOLEAN symlink_embedded;
 } open_upcall_args;