Fix typo: sting -> string (#12088)

Author: changeworld

reference/7.4/Microsoft.PowerShell.Utility/Get-Random.md

@@ -266,7 +266,7 @@ In this example, the **InputObject** parameter specifies an array that contains
 Get-Random -InputObject @('a','',$null)
 ```
 
-`Get-Random` returns either `a`, empty string, or `$null`. The empty sting displays as a blank line
+`Get-Random` returns either `a`, empty string, or `$null`. The empty string displays as a blank line
 and `$null` returns to a PowerShell prompt.
 
 ## PARAMETERS

reference/7.4/Microsoft.PowerShell.Utility/Get-SecureRandom.md

@@ -205,7 +205,7 @@ In this example, the **InputObject** parameter specifies an array that contains
 Get-SecureRandom -InputObject @('a','',$null)
 ```
 
-`Get-SecureRandom` returns either `a`, empty string, or `$null`. The empty sting displays as a blank
+`Get-SecureRandom` returns either `a`, empty string, or `$null`. The empty string displays as a blank
 line and `$null` returns to a PowerShell prompt.
 
 ## PARAMETERS

reference/7.5/Microsoft.PowerShell.Utility/Get-Random.md

@@ -266,7 +266,7 @@ In this example, the **InputObject** parameter specifies an array that contains
 Get-Random -InputObject @('a','',$null)
 ```
 
-`Get-Random` returns either `a`, empty string, or `$null`. The empty sting displays as a blank line
+`Get-Random` returns either `a`, empty string, or `$null`. The empty string displays as a blank line
 and `$null` returns to a PowerShell prompt.
 
 ## PARAMETERS

reference/7.5/Microsoft.PowerShell.Utility/Get-SecureRandom.md

@@ -205,7 +205,7 @@ In this example, the **InputObject** parameter specifies an array that contains
 Get-SecureRandom -InputObject @('a','',$null)
 ```
 
-`Get-SecureRandom` returns either `a`, empty string, or `$null`. The empty sting displays as a blank
+`Get-SecureRandom` returns either `a`, empty string, or `$null`. The empty string displays as a blank
 line and `$null` returns to a PowerShell prompt.
 
 ## PARAMETERS

reference/7.6/Microsoft.PowerShell.Utility/Get-Random.md

@@ -266,7 +266,7 @@ In this example, the **InputObject** parameter specifies an array that contains
 Get-Random -InputObject @('a','',$null)
 ```
 
-`Get-Random` returns either `a`, empty string, or `$null`. The empty sting displays as a blank line
+`Get-Random` returns either `a`, empty string, or `$null`. The empty string displays as a blank line
 and `$null` returns to a PowerShell prompt.
 
 ## PARAMETERS

reference/7.6/Microsoft.PowerShell.Utility/Get-SecureRandom.md

@@ -205,7 +205,7 @@ In this example, the **InputObject** parameter specifies an array that contains
 Get-SecureRandom -InputObject @('a','',$null)
 ```
 
-`Get-SecureRandom` returns either `a`, empty string, or `$null`. The empty sting displays as a blank
+`Get-SecureRandom` returns either `a`, empty string, or `$null`. The empty string displays as a blank
 line and `$null` returns to a PowerShell prompt.
 
 ## PARAMETERS