Rebaseline multipicturedraw_biglayer_*

expectations/gm/Test-Android-Reference-Unknown-Arm64-Release/expected-results.json

 {
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           16998423976396106083
         ]
       ], 
       "reviewed-by-human": true
@@ skipping 8295 matching lines @@
           "bitmap-64bitMD5", 
           18193560542230439034
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_biglayer_simple_msaa16.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          15713761058511212157
+          16256784301016817075
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_biglayer_simple_nvprmsaa4.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           17073977200699330453
         ]
@@ skipping 4946 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           10030599291822810250
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }