net: Add devs as owners (#80)

Net developers are added to the owners to review and
lgtm network STPs

Signed-off-by: Asia Khromov <azhivovk@redhat.com>

Author: azhivovk

stps/sig-network/OWNERS

@@ -7,3 +7,6 @@ reviewers:
   - EdDev
   - servolkov
   - azhivovk
+  - orelmisan
+  - nirdothan
+  - frenzyfriday