Update community files (#491)

Signed-off-by: Knative Automation <automation@knative.team>

Author: knative-automation

OWNERS_ALIASES

@@ -81,6 +81,7 @@ aliases:
   - matejvasek
   - matzew
   function-runtime-approvers:
+  - gauron99
   - lkingland
   - matejvasek
   - matzew