chore(docs): update Node URL for testnet in documentation

Replaced the old Aztec Alpha Testnet URL with the new testnet URL across multiple documentation files to ensure users connect to the correct node.

Author: critesjosh

docs/docs/developers/guides/getting_started_on_testnet.md

@@ -63,7 +63,7 @@ The testnet is version dependent. It is currently running version `#include_test
 Set the required environment variables:
 
 ```bash
-export NODE_URL=https://aztec-alpha-testnet-fullnode.zkv.xyz
+export NODE_URL=https://aztec-testnet-fullnode.zkv.xyz
 export SPONSORED_FPC_ADDRESS=0x299f255076aa461e4e94a843f0275303470a6b8ebe7cb44a471c66711151e529
 ```
 
@@ -139,7 +139,7 @@ If you have an existing app running on sandbox, here's how to migrate it to test
 Instead of running a local sandbox, connect to the testnet node:
 
 ```sh
-export NODE_URL=https://aztec-alpha-testnet-fullnode.zkv.xyz
+export NODE_URL=https://aztec-testnet-fullnode.zkv.xyz
 ```
 
 When running `aztec-wallet` commands, include the node URL:
@@ -171,7 +171,7 @@ import { createAztecNodeClient } from "@aztec/aztec.js";
 import { getPXEServiceConfig } from "@aztec/pxe/server";
 import { createStore } from "@aztec/kv-store/lmdb";
 
-const NODE_URL = "https://aztec-alpha-testnet-fullnode.zkv.xyz";
+const NODE_URL = "https://aztec-testnet-fullnode.zkv.xyz";
 const node = createAztecNodeClient(NODE_URL);
 const l1Contracts = await node.getL1ContractAddresses();
 const config = getPXEServiceConfig();

docs/docs/try_testnet.md

@@ -27,7 +27,7 @@ description: "Connect to Aztec Alpha Testnet, explore the ecosystem, and start b
 
 **Version**: `#include_testnet_version`
 
-**Node URL**: `https://aztec-alpha-testnet-fullnode.zkv.xyz`
+**Node URL**: `https://aztec-testnet-fullnode.zkv.xyz`
 
 **L1 Chain ID**: `11155111`
 

docs/versioned_docs/version-v2.0.2/developers/guides/getting_started_on_testnet.md

@@ -63,7 +63,7 @@ The testnet is version dependent. It is currently running version `2.0.2`. Maint
 Set the required environment variables:
 
 ```bash
-export NODE_URL=https://aztec-alpha-testnet-fullnode.zkv.xyz
+export NODE_URL=https://aztec-testnet-fullnode.zkv.xyz
 export SPONSORED_FPC_ADDRESS=0x299f255076aa461e4e94a843f0275303470a6b8ebe7cb44a471c66711151e529
 ```
 
@@ -139,7 +139,7 @@ If you have an existing app running on sandbox, here's how to migrate it to test
 Instead of running a local sandbox, connect to the testnet node:
 
 ```sh
-export NODE_URL=https://aztec-alpha-testnet-fullnode.zkv.xyz
+export NODE_URL=https://aztec-testnet-fullnode.zkv.xyz
 ```
 
 When running `aztec-wallet` commands, include the node URL:
@@ -171,7 +171,7 @@ import { createAztecNodeClient } from "@aztec/aztec.js";
 import { getPXEServiceConfig } from "@aztec/pxe/server";
 import { createStore } from "@aztec/kv-store/lmdb";
 
-const NODE_URL = "https://aztec-alpha-testnet-fullnode.zkv.xyz";
+const NODE_URL = "https://aztec-testnet-fullnode.zkv.xyz";
 const node = createAztecNodeClient(NODE_URL);
 const l1Contracts = await node.getL1ContractAddresses();
 const config = getPXEServiceConfig();

docs/versioned_docs/version-v2.0.2/try_testnet.md

@@ -27,7 +27,7 @@ description: "Connect to Aztec Alpha Testnet, explore the ecosystem, and start b
 
 **Version**: `2.0.2`
 
-**Node URL**: `https://aztec-alpha-testnet-fullnode.zkv.xyz`
+**Node URL**: `https://aztec-testnet-fullnode.zkv.xyz`
 
 **L1 Chain ID**: `11155111`