replace goerli with sepolia in the readme.md

README.md

@@ -89,7 +89,7 @@ This command will:
    This tool is optional and if you leave it out you can always attach it to an already running
    `geth` instance with `geth attach`.
 
-### A Full node on the Görli test network
+### A Full node on the Sepolia test network
 
 Transitioning towards developers, if you'd like to play around with creating Ethereum
 contracts, you almost certainly would like to do that without any real money involved until
@@ -98,23 +98,23 @@ network, you want to join the **test** network with your node, which is fully eq
 the main network, but with play-Ether only.
 
 ```shell
-$ geth --goerli console
+$ geth --sepolia console
 ```
 
 The `console` subcommand has the same meaning as above and is equally
 useful on the testnet too.
 
-Specifying the `--goerli` flag, however, will reconfigure your `geth` instance a bit:
+Specifying the `--sepolia` flag, however, will reconfigure your `geth` instance a bit:
 
- * Instead of connecting to the main Ethereum network, the client will connect to the Görli
+ * Instead of connecting to the main Ethereum network, the client will connect to the Sepolia
    test network, which uses different P2P bootnodes, different network IDs and genesis
    states.
  * Instead of using the default data directory (`~/.ethereum` on Linux for example), `geth`
-   will nest itself one level deeper into a `goerli` subfolder (`~/.ethereum/goerli` on
+   will nest itself one level deeper into a `sepolia` subfolder (`~/.ethereum/sepolia` on
    Linux). Note, on OSX and Linux this also means that attaching to a running testnet node
    requires the use of a custom endpoint since `geth attach` will try to attach to a
    production node endpoint by default, e.g.,
-   `geth attach <datadir>/goerli/geth.ipc`. Windows users are not affected by
+   `geth attach <datadir>/sepolia/geth.ipc`. Windows users are not affected by
    this.
 
 *Note: Although some internal protective measures prevent transactions from