Update docs/pos/how-to/operating/validator-node/rewards.md

Co-authored-by: kmurphypolygon <149679879+kmurphypolygon@users.noreply.github.com>

Author: EmpieichO

docs/pos/how-to/operating/validator-node/rewards.md

@@ -1,17 +1,3 @@
----
-id: rewards
-title: Rewards
-sidebar_label: Rewards
-description: Learn about the Polygon Network staking incentives.
-keywords:
-  - docs
-  - matic
-  - polygon
-  - rewards
-  - staking
-  - incentives
-image: https://wiki.polygon.technology/img/polygon-logo.png
----
 
 In Polygon, validators stake their MATIC tokens as collateral to work for the security of the network, and in exchange for their service, earn rewards.