Fix minor Tramp oddities

* lisp/net/tramp-archive.el (tramp-archive-file-name-handler):
Increase `max-specpdl-size' temporarily.

* lisp/net/tramp-rclone.el (tramp-rclone-flush-directory-cache):
Fix a problem with older Emacsen.
1 job for master in 56 minutes and 52 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #6032
test-all

00:56:52