Deletion timeout does not work on GridFTP
Motivation
----------

The newly-introduced deletion timeout does not appear to work on GridFTP.

https://github.com/rucio/rucio/blob/6a853eb36b25cbbd2b49159def9d6db93dd16422/lib/rucio/rse/protocols/gfal.py#L241

Modification
------------

Replace `GSIFTP PLUGIN` with `GRIDFTP PLUGIN`.
diff --git a/lib/rucio/rse/protocols/gfal.py b/lib/rucio/rse/protocols/gfal.py
index a47df4bee..f238300fa 100644
--- a/lib/rucio/rse/protocols/gfal.py
+++ b/lib/rucio/rse/protocols/gfal.py
@@ -238,7 +238,7 @@ class Default(protocol.RSEProtocol):
                 timeout = int(TIMEOUT)
                 self.__ctx.set_opt_integer("HTTP PLUGIN", "OPERATION_TIMEOUT", timeout)
                 self.__ctx.set_opt_integer("SRM PLUGIN", "OPERATION_TIMEOUT", timeout)
-                self.__ctx.set_opt_integer("GSIFTP PLUGIN", "OPERATION_TIMEOUT", timeout)
+                self.__ctx.set_opt_integer("GRIDFTP PLUGIN", "OPERATION_TIMEOUT", timeout)
             except ValueError:
                 self.logger(logging.ERROR, 'wrong timeout value %s', TIMEOUT)
 
['lib/rucio/rse/protocols/gfal.py']