Update New-ADFineGrainedPasswordPolicy.md (#3818)

* Update New-ADFineGrainedPasswordPolicy.md

Removing example 3, which is completely incorrect, and adding a disclaimer to Lockout Observation Window.

* Update docset/winserver2022-ps/activedirectory/New-ADFineGrainedPasswordPolicy.md

Adding suggested review changes

Co-authored-by: Sean Wheeler <sean.wheeler@microsoft.com>

---------

Co-authored-by: Sean Wheeler <sean.wheeler@microsoft.com>

docset/winserver2022-ps/activedirectory/New-ADFineGrainedPasswordPolicy.md

@@ -71,13 +71,6 @@ PS C:\> New-ADFineGrainedPasswordPolicy -Instance $TemplatePSO -Name "AdminsPSO"
 
 This example creates two new fine-grained password policy objects using a template object.
 
-### Example 3: Create a fine-grained password policy with manual account unlock
-```powershell
-PS C:\> New-ADFineGrainedPasswordPolicy -Name "ManualUnlockPSO" -Precedence 500 -ComplexityEnabled $true -Description "Manual Unlock Password Policy" -DisplayName "Manual Unlock PSO" -LockoutDuration "00:00:00" -LockoutObservationWindow "00:00:00" -LockoutThreshold 3
-```
-
-This command creates a fine-grained password policy object named ManualUnlockPSO that would require manual unlock of accounts by the administrator.
-
 ## PARAMETERS
 
 ### -AuthType
@@ -275,6 +268,10 @@ The LDAP display name (**ldapDisplayName**) of this property is **msDS-lockoutOb
 The lockout observation window must be smaller than or equal to the lockout duration for a password policy.
 Use the *LockoutDuration* parameter to set the lockout duration time.
 
+> [!NOTE]
+> Setting the lockout observation window to 0 effectively means that the window is too short to
+> observe more than one password attempt, therefore the account will never be locked out.
+
 Specify the time interval in the following format:
 
 `D:H:M:S.F`