viced: indent nested preprocessor directives

viced: indent nested preprocessor directives

Make viced.c look more like other source files by indenting nested
preprocessor directives.  In a few case it made more sense to
eliminate the nesting.  This should otherwise be a whitespace-only
chnage.

Change-Id: I895ea2f754f90a15daa73cea24d3da9576fff9c9
Reviewed-on: http://gerrit.openafs.org/4959
Reviewed-by: Simon Wilkinson <sxw@inf.ed.ac.uk>
Tested-by: Simon Wilkinson <sxw@inf.ed.ac.uk>
Reviewed-by: Derrick Brashear <shadow@dementia.org>