UBIFS: Fix trivial typos in comments

Change 'comress' to 'compress'
Change 'inteval' to 'interval'
Change 'disabe' to 'disable'
Change 'nenver' to 'never'

Change-Id: I1d8b29da1c73a3aae356deed84da62d6f53dad36
Signed-off-by: Yannick Guerrini <yguerrini@tomshardware.fr>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Git-commit: d3f9db00d04ef1388d7ff24130b9a95099ce1542
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git


Signed-off-by: Nikhilesh Reddy <reddyn@codeaurora.org>