Fix typo

Author: Morganov

book/A-git-in-other-environments/sections/powershell.asc

@@ -58,7 +58,7 @@ This happens, because the modules that ship with Windows PowerShell are signed w
 ===== Update PowerShell Prompt
 
 To include git information in your prompt, the posh-git module needs to be imported.
-To have posh-git imported every time PowerShell starts, execute the `Add-PoshGitToProfile` command which will add the import statement into you `$profile` script.
+To have posh-git imported every time PowerShell starts, execute the `Add-PoshGitToProfile` command which will add the import statement into your `$profile` script.
 This script is executed everytime you open a new PowerShell console.
 Keep in mind, that there are multiple `$profile` scripts.
 E. g. one for the console and a separate one for the ISE.