email-tests: Renamed the IMAP test to be 800

Continued segregating the email protocol tests, into their own protocol
based ranges, in preparation of adding more e-mail related tests to the
test suite.

tests/data/test801

@@ -1,48 +0,0 @@
-<testcase>
-<info>
-<keywords>
-IMAP
-FETCH
-</keywords>
-</info>
-
-#
-# Server-side
-<reply>
-<data>
-From: me@somewhere
-To: fake@nowhere
-
-body
-
---
-  yours sincerely
-</data>
-</reply>
-
-#
-# Client-side
-<client>
-<server>
-imap
-</server>
- <name>
-IMAP FETCH
- </name>
- <command>
-'imap://%HOSTIP:%IMAPPORT/801/;UID=1' -u user:secret
-</command>
-</client>
-
-#
-# Verify data after the test has been "shot"
-<verify>
-<protocol>
-A001 CAPABILITY
-A002 LOGIN user secret
-A003 SELECT 801
-A004 FETCH 1 BODY[]
-A005 LOGOUT
-</protocol>
-</verify>
-</testcase>