staging: csr: fix indentation coding style issue in csr_framework_ext.h

This is a patch to csr_framework_ext.h that fixes indentation coding style
issues found by the checkpatch.pl tool.

Signed-off-by: Davis Abubakr-Sadik Nii Nai <dwa2pac@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>