chore: update Polygon data (#333)

Author: cowdan

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@cowprotocol/cow-sdk",
-  "version": "6.0.0-RC.50",
+  "version": "6.0.0-RC.51",
   "license": "(MIT OR Apache-2.0)",
   "files": [
     "/dist"

src/chains/details/polygon.ts

@@ -16,7 +16,7 @@ export const polygon: ChainInfo = {
     symbol: 'POL',
     logoUrl: polygonLogo,
   },
-  addressPrefix: 'polygon',
+  addressPrefix: 'matic',
   isTestnet: false,
   contracts: {
     multicall3: {
@@ -29,7 +29,7 @@ export const polygon: ChainInfo = {
       http: ['https://polygon-rpc.com'],
     },
   },
-  color: '#ff0420',
+  color: '#8247e5',
   website: {
     name: 'Polygon',
     url: 'https://polygon.technology',