NO-JIRA: upd(workflows): add grdryn as registered contributor

Author: jiridanek

.github/workflows/build-notebooks-pr-rhel.yaml

@@ -14,7 +14,7 @@ permissions:
 env:
   # language=json
   contributors: |
-    ["atheo89", "andyatmiami", "caponetto", "daniellutz", "dibryant", "harshad16", "jesuino", "jiridanek", "jstourac", "paulovmr", "Fiona-Waters"]
+    ["atheo89", "andyatmiami", "caponetto", "daniellutz", "dibryant", "harshad16", "jesuino", "jiridanek", "jstourac", "paulovmr", "Fiona-Waters", "grdryn"]
 
 jobs:
   gen: