Merge pull request #879 from ethereum-optimism/grantie-notice-fix

updating the day from tu to wed

Author: sbvegan

pages/builders/notices/granite-changes.mdx

@@ -12,7 +12,7 @@ This page outlines breaking changes related to the Granite network upgrade for c
 If you experience difficulty at any stage of this process, please reach out to [developer support](https://github.com/ethereum-optimism/developers/discussions).
 
 <Callout type="info">
-  The Granite upgrade for OP Sepolia was activated on **1723478400 - Mon Aug 12 16:00:00 UTC**.  The Granite OP Mainnet upgrade will be optimistically activated **1726070401 - Tue 11 Sep 2024 16:00:01 UTC**, pending [governance approval](https://gov.optimism.io/t/upgrade-proposal-10-granite-network-upgrade/8733).
+  The Granite upgrade for OP Sepolia was activated on **1723478400 - Mon Aug 12 16:00:00 UTC**.  The Granite OP Mainnet upgrade will be activated at **1726070401 - Wed 11 Sep 2024 16:00:01 UTC**, here is the [governance vote](https://vote.optimism.io/proposals/46514799174839131952937755475635933411907395382311347042580299316635260952272).
 </Callout>
 
 ## What's Included in Granite