ignore failures for acutals that never appear

expectations/gm/Test-Linux-Bare-NoGPU-Arm8_64-Debug/expected-results.json

Index: expectations/gm/Test-Linux-Bare-NoGPU-Arm8_64-Debug/expected-results.json
diff --git a/expectations/gm/Test-Linux-Bare-NoGPU-Arm8_64-Debug/expected-results.json b/expectations/gm/Test-Linux-Bare-NoGPU-Arm8_64-Debug/expected-results.json
index adc0e294544291d77a1c4240689a9301b7fd594b..1340008894726e9e3c04e931fef747be7a80a6ec 100644
--- a/expectations/gm/Test-Linux-Bare-NoGPU-Arm8_64-Debug/expected-results.json
+++ b/expectations/gm/Test-Linux-Bare-NoGPU-Arm8_64-Debug/expected-results.json
@@ -5799,18 +5799,20 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          17592292995537725992
+          11724619719370678146
         ]
       ], 
+      "ignore-failure": true, 
       "reviewed-by-human": false
     }, 
     "stroketext_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          17247957969208541798
+          11559858618240438449
         ]
       ], 
+      "ignore-failure": true, 
       "reviewed-by-human": false
     }, 
     "tablecolorfilter_565.png": {