Update the Ubuntu version in the toastfile to 22.04 LTS

toast.yml

@@ -1,4 +1,4 @@
-image: ubuntu:22.04
+image: ubuntu:24.04
 default: build
 user: user
 command_prefix: |
@@ -29,6 +29,7 @@ tasks:
     command: |
       # Install the following packages:
       #
+      # - build-essential       - Used to link some crates
       # - curl                  - Used for installing Tagref and Rust
       # - gcc-aarch64-linux-gnu - Used for linking the binary for AArch64
       # - gcc-x86-64-linux-gnu  - Used for linking the binary for x86-64
@@ -38,6 +39,7 @@ tasks:
       # - shellcheck            - Used for linting shell scripts
       apt-get update
       apt-get install --yes \
+        build-essential \
         curl \
         gcc-aarch64-linux-gnu \
         gcc-x86-64-linux-gnu \
@@ -59,8 +61,8 @@ tasks:
     description: Create a user who doesn't have root privileges.
     user: root
     command: |
-      # Create a user named `user` with a home directory.
-      adduser --disabled-password --gecos '' user
+      # Create a user named `user` with a home directory and with Bash as the login shell.
+      useradd user --create-home --shell /bin/bash
 
   install_rust:
     description: Install Rust, a systems programming language.