Replace Pyth Data Association DAO with Pythia Council in pythnet.mdx (#851)

* Replace Pyth Data Association DAO with Pythia Council in pythnet.mdx

- Updated terminology from 'Pyth Data Association DAO' to 'Pythia Council' on line 8
- Change maintains context and meaning while updating governance terminology
- Verified change renders correctly in documentation site

Co-Authored-By: [email protected] <[email protected]>

* Fix: Add 'The' back to 'The Pythia Council' for proper grammar

- Updated line 8 to read 'The Pythia Council' instead of just 'Pythia Council'
- Maintains proper article usage and readability

Co-Authored-By: [email protected] <[email protected]>

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Co-authored-by: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
Co-authored-by: [email protected] <[email protected]>

Author: devin-ai-integration[bot]

pages/price-feeds/how-pyth-works/pythnet.mdx

@@ -5,7 +5,7 @@ This blockchain is a computation substrate to securely combine the data provider
 Pythnet forms the core of Pyth's off-chain price feeds that serve all blockchains.
 
 Pythnet is powered by Solana technology: it runs the same validator software but is a Pyth-specific chain that is independent of Solana's mainnet.
-The Pyth Data Association DAO enables each data provider to operate one validator by delegating them the necessary stake.
+The Pythia Council enables each data provider to operate one validator by delegating them the necessary stake.
 
 The purpose of Pythnet is to provide a secure and reliable computing substrate for Pyth's price aggregation.
 Recall that Pyth's data providers submit their own price measurements for each product.