remove code failure when code coverage below min threshold

Author: colemanirby

.github/workflows/rust.yml

@@ -60,7 +60,7 @@ jobs:
       with:
         filename: cobertura.xml
         badge: true
-        fail_below_min: true
+        fail_below_min: false
         thresholds: '70 85'
         output: both
         format: markdown