chore: add shortTitle field to package.json

Author: dineshcsdev

package.json

@@ -2,6 +2,7 @@
     "name": "python",
     "displayName": "Python",
     "description": "Python language support with extension access points for IntelliSense (Pylance), Debugging (Python Debugger), linting, formatting, refactoring, unit tests, and more.",
+    "title": "%shortTitle%",
     "version": "2025.5.0-dev",
     "featureFlags": {
         "usingNewInterpreterStorage": true