Fixes #12432 - Fix syntax example (#12436)

* Upcase H2 headers

* Fix structure of About files

* Fix syntax example

Author: sdwheeler

reference/5.1/Microsoft.PowerShell.Core/About/about_Classes_Constructors.md

@@ -449,7 +449,7 @@ constructor parameters and before the body block.
 
 ```Syntax
 class <derived-class> : <base-class> {
-    <derived-class>(<derived-parameters>) : <base-class>(<base-parameters>) {
+    <derived-class>(<derived-parameters>) : <base>(<base-parameters>) {
         # initialization code
     }
 }

reference/7.4/Microsoft.PowerShell.Core/About/about_Classes_Constructors.md

@@ -1,7 +1,7 @@
 ---
 description: Describes how to define constructors for PowerShell classes.
 Locale: en-US
-ms.date: 11/13/2023
+ms.date: 10/13/2025
 online version: https://learn.microsoft.com/powershell/module/microsoft.powershell.core/about/about_classes_constructors?view=powershell-7.4&WT.mc_id=ps-gethelp
 schema: 2.0.0
 title: about_Classes_Constructors
@@ -448,7 +448,7 @@ constructor parameters and before the body block.
 
 ```Syntax
 class <derived-class> : <base-class> {
-    <derived-class>(<derived-parameters>) : <base-class>(<base-parameters>) {
+    <derived-class>(<derived-parameters>) : <base>(<base-parameters>) {
         # initialization code
     }
 }

reference/7.5/Microsoft.PowerShell.Core/About/about_Classes_Constructors.md

@@ -1,7 +1,7 @@
 ---
 description: Describes how to define constructors for PowerShell classes.
 Locale: en-US
-ms.date: 11/13/2023
+ms.date: 10/13/2025
 online version: https://learn.microsoft.com/powershell/module/microsoft.powershell.core/about/about_classes_constructors?view=powershell-7.5&WT.mc_id=ps-gethelp
 schema: 2.0.0
 title: about_Classes_Constructors
@@ -448,7 +448,7 @@ constructor parameters and before the body block.
 
 ```Syntax
 class <derived-class> : <base-class> {
-    <derived-class>(<derived-parameters>) : <base-class>(<base-parameters>) {
+    <derived-class>(<derived-parameters>) : <base>(<base-parameters>) {
         # initialization code
     }
 }

reference/7.6/Microsoft.PowerShell.Core/About/about_Classes_Constructors.md

@@ -1,7 +1,7 @@
 ---
 description: Describes how to define constructors for PowerShell classes.
 Locale: en-US
-ms.date: 11/13/2023
+ms.date: 10/13/2025
 online version: https://learn.microsoft.com/powershell/module/microsoft.powershell.core/about/about_classes_constructors?view=powershell-7.6&WT.mc_id=ps-gethelp
 schema: 2.0.0
 title: about_Classes_Constructors
@@ -448,7 +448,7 @@ constructor parameters and before the body block.
 
 ```Syntax
 class <derived-class> : <base-class> {
-    <derived-class>(<derived-parameters>) : <base-class>(<base-parameters>) {
+    <derived-class>(<derived-parameters>) : <base>(<base-parameters>) {
         # initialization code
     }
 }