Update app.py

app.py

@@ -30,7 +30,7 @@ class CurrentTimeTool(Tool):
         }
         self.output_type="string"
 
-     def forward(self, timezone: str) -> str:
+    def forward(self, timezone: str) -> str:
         try:
             tz = pytz.timezone(timezone)
             local_time = datetime.datetime.now(tz).strftime("%Y-%m-%d %H:%M:%S")