Changed upload method from put to post in accordance with the expecta…

…tion browser side

Signed-off-by: SystemsPurge <[email protected]>

villas/controller/components/simulator.py

@@ -127,7 +127,7 @@ def _upload(self, filename):
             self.t_up_token = None
         with open(filename, 'rb') as f:
             params["data"] = f
-            r = requests.put(**params)
+            r = requests.post(**params)
             r.raise_for_status()
             self.logger.info(f'Uploaded file {filename} to {url}')