chore: now the request url to get token use an env variable to get the tenant id

Author: giacomoaccursi

flows.json

@@ -700,7 +700,7 @@
         "type": "function",
         "z": "09012e75c72a4968",
         "name": "setRequestToGetToken",
-        "func": "msg.headers = {};\nmsg.headers['Content-Type'] = \"application/x-www-form-urlencoded\"\nmsg.payload =  `grant_type = client_credentials &\n                client_id = ` + env.get(\"AZURE_DT_CLIENT_ID\") + ` &\n                client_secret =` + env.get(\"AZURE_DT_CLIENT_SECRET\") + ` &\n                resource = https://digitaltwins.azure.net \n                `\nreturn msg;",
+        "func": "msg.headers = {};\nmsg.headers['Content-Type'] = \"application/x-www-form-urlencoded\"\nmsg.payload =  `grant_type = client_credentials &\n                client_id = ` + env.get(\"AZURE_DT_CLIENT_ID\") + ` &\n                client_secret =` + env.get(\"AZURE_DT_CLIENT_SECRET\") + ` &\n                resource = https://digitaltwins.azure.net \n                `\nmsg.url = \"https://login.microsoftonline.com/\"+ env.get(\"AZURE_DT_TENANT_ID\") +\"/oauth2/token\"                \nreturn msg;",
         "outputs": 1,
         "noerr": 0,
         "initialize": "",
@@ -722,7 +722,7 @@
         "method": "GET",
         "ret": "obj",
         "paytoqs": "body",
-        "url": "https://login.microsoftonline.com/dcd04e3e-49bc-4f06-9237-a830cf4d6403/oauth2/token",
+        "url": "",
         "tls": "",
         "persist": true,
         "proxy": "",