typo in lib/utils.pm
reported in autoinst-log.txt
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"my" variable $files masks earlier declaration in same scope at /var/lib/openqa/share/tests/fedora/lib/utils.pm line 352.
"my" variable $beta masks earlier declaration in same scope at /var/lib/openqa/share/tests/fedora/lib/utils.pm line 995.
===
Signed-off-by: Michel Normand <normand@linux.vnet.ibm.com>