Update environment-setup.adoc

Author: LandauRaz

components/Starknet/modules/quick-start/pages/environment-setup.adoc

@@ -23,18 +23,6 @@ As a popular phrase (often attributed to Abraham Lincoln) says, "Give me six hou
 To review these tools in more detail, as well as all other Starknet developer tools, check out the xref:tools:overview.adoc[Tooling section].
 ====
 
-[#installing-rust]
-== Installing Rust
-
-Installing Scarb, Starknet Foundry, Starkent Devnet, and Starkli require https://www.rust-lang.org/[Rust] to be installed. You can verify that Rust is installed and up-to-date by running:
-
-[source,terminal]
-----
-rustc --version
-----
-
-or install the latest Rust version by following the instructions in the https://doc.rust-lang.org/beta/book/ch01-01-installation.html[Rust documentation].
-
 [#installing-scarb-and-snfoundry]
 == Installing Scarb and Starknet Foundry
 
@@ -106,7 +94,7 @@ asdf install starknet-devnet latest
 +
 [source,terminal]
 ----
-asdf global starknet-devnet latest
+asdf set -u starknet-devnet latest
 ----
 
 . Restart the terminal and verify that Starknet Devnet is installed correctly: