qa: delete the symbolic link 1-mds-2-client.yaml

Since the tests in the class test_misc.TestSessionClientEvict
requires 3 clients, this should be run with a yaml that
configures 3 clients. Hence, removing the link to 1-mds-2-client.yaml
from qa/suits/fs/multiclient/clusters/

Fixes: https://tracker.ceph.com/issues/58619
Signed-off-by: Neeraj Pratap Singh <[email protected]>

Author: neeraj pratap singh