docs: add Studio faucet to network docs (#387)

* docs: add Studio faucet to networks and deployment docs

- Studionet/Localnet tables: add faucet row (built-in 💧 button)
- Network comparison table: update from "Auto-funded" to "Built-in (💧 button)"
- Network configuration: mention faucet in Localnet and Studionet benefits

* fix: both Studio and Studionet have the built-in faucet

Author: MuncleUscles

pages/developers/intelligent-contracts/deploying/network-configuration.mdx

@@ -15,6 +15,7 @@ GenLayer supports multiple networks, each serving specific purposes in the devel
   - No external dependencies
   - Fast transaction processing
   - Ability to reset database and validators
+  - Built-in faucet to fund accounts with GEN (💧 button in the account selector)
 
 ### Setting up Localnet
 
@@ -38,6 +39,7 @@ For complete setup instructions, examples, and video tutorials, see the [GenLaye
   - Pre-configured validators
   - Shared development environment
   - Ideal for quick prototyping
+  - Built-in faucet to fund accounts with GEN (💧 button in the account selector)
 
 <Callout emoji="ℹ️">
   Studionet is perfect for getting started quickly or when you need to share your development environment with others.

pages/developers/intelligent-contracts/features/value-transfers.mdx

@@ -150,8 +150,8 @@ graph TD
 
 | Environment | How to fund |
 |---|---|
-| Studio (Localnet) | Faucet button in the account selector UI |
-| Studionet | Accounts are auto-funded |
+| Studio (Localnet) | Built-in faucet — 💧 button in the account selector |
+| Studionet | Built-in faucet — 💧 button in the account selector |
 | Testnet | [testnet-faucet.genlayer.foundation](https://testnet-faucet.genlayer.foundation/) |
 
 ## Calling Payable Methods from JavaScript

pages/developers/networks.mdx

@@ -55,6 +55,7 @@ Hosted development environment — no local setup required.
 | **Chain ID** | 61999 |
 | **Currency** | GEN |
 | **Explorer** | [explorer-studio.genlayer.com](https://explorer-studio.genlayer.com) |
+| **Faucet** | Built-in — use the 💧 button in the account selector |
 
 <AddToWallet chain={{chainId: "0xf23f", chainName: "GenLayer Studionet", rpcUrls: ["https://studio.genlayer.com/api"], nativeCurrency: {name: "GEN Token", symbol: "GEN", decimals: 18}, blockExplorerUrls: ["https://explorer-studio.genlayer.com"]}} />
 
@@ -70,6 +71,7 @@ Local development with full control. Requires [GenLayer Studio](/developers/inte
 | **Chain ID** | 61127 |
 | **Currency** | GEN |
 | **Explorer** | Bundled with Studio at `http://localhost:8080` |
+| **Faucet** | Built-in — use the 💧 button in the account selector |
 
 ---
 
@@ -95,7 +97,7 @@ The underlying zkSync Elastic Chain that GenLayer runs on. You typically don't n
 | **Setup** | None — connect and go | None — connect and go | None — browser only | Docker or GLSim |
 | **Persistence** | Persistent | Persistent | Temporary | Local only |
 | **LLM execution** | Real models | Real models | Real models | Configurable |
-| **Faucet** | [Available](https://testnet-faucet.genlayer.foundation) | [Available](https://testnet-faucet.genlayer.foundation) | Auto-funded | Auto-funded |
+| **Faucet** | [Available](https://testnet-faucet.genlayer.foundation) | [Available](https://testnet-faucet.genlayer.foundation) | Built-in (💧 button) | Built-in (💧 button) |
 
 ## Recommended Flow