Update consensus-config.mdx

docs: document p2p.sync.onlyreqtostatic flag for restricting sync to static peers

Author: siljapetasch

pages/operators/node-operators/configuration/consensus-config.mdx

@@ -636,6 +636,15 @@ only a single connection per peer is maintained.
   <Tabs.Tab>`OP_NODE_P2P_STATIC=/ip4/127.0.0.1/tcp/9222/p2p/16Uiu2HAm2y6DXp6THWHCyquczNUh8gVAm4spo6hjP3Ns1dGRiAdE`</Tabs.Tab>
 </Tabs>
 
+### p2p.sync.onlyreqtostatic
+Restricts `RequestL2Range` sync requests to static peers only. Useful for enforcing trusted peer sync. When enabled, non-static peers are skipped during sync. Default is `false`.
+
+<Tabs items={['Syntax', 'Example', 'Environment Variable']}>
+<Tabs.Tab>`--p2p.sync.onlyreqtostatic=[true|false]`</Tabs.Tab>
+<Tabs.Tab>`--p2p.sync.onlyreqtostatic=true`</Tabs.Tab>
+<Tabs.Tab>`OP_NODE_P2P_SYNC_ONLYREQTOSTATIC=true`</Tabs.Tab>
+</Tabs>
+
 ### p2p.sync.req-resp
 
 Enables P2P req-resp alternative sync method, on both server and client side. Default is `true`.