Examples fix link (#430)

* remove mention of pgas

* Revert "Merge branch 'main' of https://github.com/pyth-network/documentation"

This reverts commit b2cc20f, reversing
changes made to 20caa0e.

* (fix) fix link in examples

Author: YaserJazouane

pages/home/oracle-integrity-staking/examples.mdx

@@ -4,7 +4,7 @@ import RewardSimulator from "@/components/RewardSimulator";
 
 This reference page provides examples of various scenarios to illustrate the Mathematical Representations of OIS.
 
-NOTE: All the symbols used in the examples are explained in the [Mathematical Representation](./oracle-integrity-staking/mathematical-representation) section.
+NOTE: All the symbols used in the examples are explained in the [Mathematical Representation](./mathematical-representation) section.
 
 ## Example 1: Only Publisher Stake