Exclude Mac OS swap and sleep files from processing

[joachimmetz]

Exclude Mac OS swap and sleep files from processing

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (master@570bfc4). Click here to learn what that means.
The diff coverage is 50.00%.

@@            Coverage Diff            @@
##             master    #3260   +/-   ##
=========================================
  Coverage          ?   86.13%           
=========================================
  Files             ?      383           
  Lines             ?    32776           
  Branches          ?        0           
=========================================
  Hits              ?    28231           
  Misses            ?     4545           
  Partials          ?        0           

Impacted Files	Coverage Δ
plaso/engine/worker.py	74.15% <50.00%> (ø)

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