typo in changelog

Signed-off-by: Jens Reinecke <jens.reinecke@arm.com>

Author: jreineckearm

CHANGELOG.md

@@ -1,7 +1,7 @@
 # Change Log
 
 ## Unreleased
-- First release to the [Visual Studio Code Marketplace](https://marketplace.visualstudio.com/items?itemName=eclipse-cdt.cdt-gdb-vscode) in addition to existing releases to the [Open VSIX Registry](https://open-vsx.org/extension/eclipse-cdt/cdt-gdb-vscode).
+- First release to the [Visual Studio Code Marketplace](https://marketplace.visualstudio.com/items?itemName=eclipse-cdt.cdt-gdb-vscode) in addition to existing releases to the [Open VSX Registry](https://open-vsx.org/extension/eclipse-cdt/cdt-gdb-vscode).
 - Updated extension logo.
 - Updated user and repository documentation.
 - Updated extension dependencies.