scripts: gitlint: Fix broken module docstring

Needs to be at the beginning of the file. Fixes a pylint warning:

    scripts/process_gperf.py:26:-1: W0105: String statement has no
    effect (pointless-string-statement)

Signed-off-by: Ulf Magnusson <Ulf.Magnusson@nordicsemi.no>
1 file changed