fix: logo and hedera guide

docs/about-settlemint/1_supported-blockchains.mdx

@@ -17,6 +17,7 @@ import Polygon from '@site/static/img/about-settlemint/blockchain-logos/polygon-
 import zkevm from '@site/static/img/about-settlemint/blockchain-logos/zkevm-logo.png';
 import Arbitrum from '@site/static/img/about-settlemint/blockchain-logos/arbitrum-logo.png';
 import Optimism from '@site/static/img/about-settlemint/blockchain-logos/optimism-logo.png';
+import Hedera from '@site/static/img/about-settlemint/blockchain-logos/hedera-logo.png';
 
 ## Permissioned Blockchains
 
@@ -40,25 +41,14 @@ import Optimism from '@site/static/img/about-settlemint/blockchain-logos/optimis
  </div>
 </div>
 
-<div className="row">
- <div className="col">
-   <ContentCard
-     image={Edge}
-    title="Polygon Edge"
-    description="A framework for building Ethereum-compatible blockchain networks."
-    page="/documentation/docs/blockchain-guides/Polygon-Edge/polygon-edge-the-basics/"
-/>
-</div>
-
 <div className="col">
   <ContentCard
     image={Quorum}
     title="Quorum"
     description="An implementation of Ethereum supporting data privacy"
     page=""
-    />
- </div>
- </div>
+  />
+</div>
 
 ## Public Blockchains
 
@@ -136,4 +126,12 @@ import Optimism from '@site/static/img/about-settlemint/blockchain-logos/optimis
   />
 </div>
 
+<div className="col">
+  <ContentCard
+    image={Hedera}
+    title="Hedera"
+    description="Hedera Mainnet & Testnet. Full nodes"
+    page="/documentation/docs/blockchain-guides/Hedera/hedera-the-basics/"
+  />
+</div>
 </div>