docs: fix Prettier formatting issues

Author: xrissoula

docs/Getting-Started/polykey-cli/installation.md

@@ -63,20 +63,19 @@ directly via the terminal using a prebuilt binary.
    $PATH, or add the current directory to your
    $PATH temporarily:
 
-64. Confirm the installation:  
-    polykey --version
+4. Confirm the installation:  
+   polykey --version
 
-65. If it returns the version, you’re ready to use the CLI.
+5. If it returns the version, you’re ready to use the CLI.
 
 <Admonition type="tip" title="Important — Agent behavior">
 Once you start a long‑lived command like <code>polykey agent start</code>, that process monopolizes the current terminal window.
 
-To issue any further Polykey commands (for example, <code>polykey vaults create</code>), you must open a **new terminal window**.
+To issue any further Polykey commands (for example, <code>polykey vaults
+create</code>), you must open a **new terminal window**.
 
-If the machine reboots or the agent exits, simply rerun <code>polykey agent start</code> in a terminal to restart it.
-</Admonition>
-66. ---
-67. ### NixOS
+If the machine reboots or the agent exits, simply rerun <code>polykey agent
+start</code> in a terminal to restart it. </Admonition> 66. --- 67. ### NixOS
 
 - For ZSH: