Remove custom config for Ronin (#6612)

Create2 deployer restrictions are lifted by the chain. Enable deployments through default create2 factory.

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## PR-Codex overview
This PR focuses on removing the custom configuration for the `Ronin` blockchain within the `thirdweb` package.

### Detailed summary
- Removed the `Ronin` configuration from the gas price settings in the `create-2-factory.ts` file.
- Updated the gas price for `Ronin` from `110n * 10n ** 9n` to a static value of `110000n`.

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Author: kumaryash90

.changeset/stupid-rice-show.md

@@ -0,0 +1,5 @@
+---
+"thirdweb": patch
+---
+
+Remove custom config for Ronin

packages/thirdweb/src/contract/deployment/utils/create-2-factory.ts

@@ -317,10 +317,6 @@ const CUSTOM_GAS_FOR_CHAIN: Record<string, CustomChain> = {
     name: "Europa",
     gasPrice: 110000n,
   },
-  "2020": {
-    name: "Ronin",
-    gasPrice: 110n * 10n ** 9n,
-  },
 };
 
 const FACTORIES: Record<string, string> = {