Promote ivanvc to approver for etcd website.

Signed-off-by: James Blair <[email protected]>

OWNERS

@@ -3,11 +3,10 @@
 approvers:
   - ahrtr           # Benjamin Wang <[email protected]> <[email protected]>
   - chalin          # Patrice Chalin <[email protected]>
+  - ivanvc          # Ivan Valdes <[email protected]>
   - jberkus         # Josh Berkus <[email protected]>
   - jmhbnz          # James Blair <[email protected]> <[email protected]>
   - nate-double-u   # Nate W. <[email protected]>
   - serathius       # Marek Siarkowicz <[email protected]> <[email protected]>
   - spzala          # Sahdev Zala <[email protected]>
   - wenjiaswe       # Wenjia Zhang <[email protected]> <[email protected]>
-reviewers:
-  - ivanvc          # Ivan Valdes <[email protected]>