Rebaseline hairline images & remove suppression

expectations/gm/Test-Win7-ShuttleA-HD2000-x86-Release-ANGLE/expected-results.json

 {
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       "allowed-digests": [
@@ skipping 9075 matching lines @@
       ], 
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       ], 
@@ skipping 5545 matching lines @@
           9206571293968307032
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       ], 
       "bugs": [
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       ], 
       "reviewed-by-human": false
     }
   }
 }