Rebaseline morphology GM after https://skia.googlesource.com/skia.git/+/3b64f20423a2bfc454cd569594d…

expectations/gm/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Release/expected-results.json

 {
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   }, 
   "expected-results": {
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       "allowed-digests": [
@@ skipping 9151 matching lines @@
       ], 
       "bugs": [
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       ], 
       "reviewed-by-human": false
     }, 
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     "morphology_gpu.png": {
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     "morphology_mesa.png": {
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       "ignore-failure": false
     }, 
     "morphology_pdf-mac.png": {
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     }, 
     "nested_aa_565.png": {
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         ]
@@ skipping 3821 matching lines @@
           10424380103329133154
         ]
       ], 
       "bugs": [
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       ], 
       "reviewed-by-human": false
     }
   }
 }