Typo fix in readelf.c, committed

[Philip Blundell]

>Done.  I thought 2.11 was kind-of closed now.
>Should port-specific bugfixes be applied there too?
>There were bugs in tc-cris.c regarding dwarf2 debug support
>(dwarf2_emit_insn usage).

2.11 is done and dusted, but it's still reasonable to apply bugfixes to the 
branch.  Past experience suggests that we will probably have a 2.11.1 release 
in due course.

So yes, if tc-cris.c is buggy please do check in the fixes.

p.