Remove duplicate title (#258)

* Remove duplicate title

Removed duplicate release title from the markdown file.

* remove double header

* remove double header

* remove double header

* remove double header

* remove double header

* remove double header

* remove double header

* Fix documentation links for part parameters

Updated links in documentation for part parameter units and part parameters.

_posts/2023-06-26-0.12.0.md

@@ -24,7 +24,7 @@ Additionally, part parameters can now also specify real world units!
 For more information on this new feature, refer to the documentation:
 
 - [Part units](https://docs.inventree.org/en/stable/part#units-of-measure)
-- [Part parameter units](https://docs.inventree.org/en/stable/part/parameter/#parameter-units)
+- [Part parameter units](https://docs.inventree.org/en/1.1.x/part/parameter/#parameter-units)
 
 ### Project Codes
 
@@ -36,7 +36,7 @@ Read more about project code support [in the documentation](https://docs.inventr
 
 Part parameters in InvenTree now support dynamic typing, empowering you to define and validate various parameter types. With this flexibility, you can customize and validate part parameters to suit your specific needs. Furthermore, the addition of plugin support ensures seamless integration of third-party validation mechanisms, enhancing the reliability of your inventory data.
 
-More information about part parameters is available [in the documentation](https://docs.inventree.org/en/stable/part/parameter/).
+More information about part parameters is available [in the documentation](https://docs.inventree.org/en/1.1.x/part/parameter/).
 
 ### Parameter Sorting
 

_posts/2024-11-07-0.16.8.md

@@ -3,9 +3,9 @@ author: SchrodingersGat
 title: 0.16.8 Release
 ---
 
-## 0.16.8 Release
+We have just released version 0.16.8 which includes a patch for a critical bug in the InvenTree package installer.
 
-We have just released version 0.16.8 which includes a patch for a critical bug in the InvenTree package installer. We recommend that users upgrade to this version as soon as possible.
+We recommend that users upgrade to this version as soon as possible.
 
 ### Missing Translation Files
 

_posts/2024-11-30-0.16.9.md

@@ -3,8 +3,6 @@ author: SchrodingersGat
 title: 0.16.9 Release
 ---
 
-## 0.16.9 Release
-
 We have just released version 0.16.9 which includes a number of patches and bug fixes. 
 
 ### Release Notes

_posts/2024-12-27-0.17.1.md

@@ -3,8 +3,6 @@ author: SchrodingersGat
 title: 0.17.1 Release
 ---
 
-## 0.17.1 Release
-
 We have just released version 0.17.1 which includes a number of patches and bug fixes. 
 
 ### Release Notes

_posts/2025-08-21-machine-refactor.md

@@ -3,8 +3,6 @@ author: SchrodingersGat
 title: Machine Plugin Refactor
 ---
 
-## Machine Plugin Refactor
-
 In preparation for the upcoming 1.0.0 release, we have made some *breaking* changes to the machine registry plugin system.
 
 These changes require that any existing plugins which implement custom machine drivers must be updated to use the new plugin system. A new *mixin* class, `MachineDriverMixin`, has been introduced to facilitate this transition.

_posts/2025-09-15-1.0.0.md

@@ -3,8 +3,6 @@ author: SchrodingersGat
 title: 1.0.0 Release
 ---
 
-## 1.0.0 Release
-
 The 1.0.0 release marks a major milestone for the InvenTree project. Not only does it represent an important step in the evolution of the software, but it also introduces a host of new features and improvements that enhance the user experience.
 
 This release includes significant updates to the user interface, performance optimizations, and a range of new functionalities that have been requested by our community.

_posts/2025-10-15-rolling-stocktake.md

@@ -3,8 +3,6 @@ author: SchrodingersGat
 title: Rolling Stocktake Plugin
 ---
 
-## Rolling Stocktake Plugin
-
 The InvenTree development team has released a new plugin which provides a "Rolling Stocktake" mechanism for InvenTree.
 
 This plugin encourgaes users to perform regular stocktakes of inventory items in a rolling fashion, ensuring that stock levels are consistently accurate without the need for a complete inventory shutdown.

_posts/2025-11-02-1.1.0.md

@@ -3,8 +3,6 @@ author: SchrodingersGat
 title: 1.1.0 Release
 ---
 
-## 1.1.0 Release
-
 The InvenTree team is excited to announce the release of version 1.1.0.
 
 This is the first major update since our [1.0.0 stable release]({% link _posts/2025-09-15-1.0.0.md %}), and includes numerous new features, improvements, and bug fixes to enhance your experience with InvenTree.

_posts/2026-02-12-1.2.0.md

@@ -3,8 +3,6 @@ author: SchrodingersGat
 title: 1.2.0 Release
 ---
 
-## 1.2.0 Release
-
 The InvenTree team is excited to announce the release of version 1.2.0.
 
 This release includes numerous new features, improvements, and bug fixes.