LU-8191 lustre: convert ec,fid,ldlm,quota functions to static

LU-8191 lustre: convert ec,fid,ldlm,quota functions to static

Static analysis shows that a number of functions
could be made static. This patch declares several
functions in ec, fid, ldlm, and quota static.

Test-Parameters: trivial
Signed-off-by: Timothy Day <timday@amazon.com>
Change-Id: Ic64bdf0d802fd4c963b7b7d3a654575ebde5c07d
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/51476
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Neil Brown <neilb@suse.de>
Reviewed-by: Arshad Hussain <arshad.hussain@aeoncomputing.com>
Reviewed-by: jsimmons <jsimmons@infradead.org>
Reviewed-by: Oleg Drokin <green@whamcloud.com>