rename index route to database and update response message

src/Python/flask/web/app.py

@@ -60,8 +60,8 @@ def phpmyadmin_passthrough(path):
     # Laat Apache deze route direct afhandelen
     return "", 404
 
-@app.route("/index")
-def index():
+@app.route("/database")
+def database():
     return "Connected to database"
 
 if __name__ == '__main__':