Update pyfronius to 0.5.2 (#52216)

* Update the pyfronius package to version 0.5.2

this automatically introduces support for API V0 of fronius devices

* Update requirements

homeassistant/components/fronius/manifest.json

@@ -2,7 +2,7 @@
   "domain": "fronius",
   "name": "Fronius",
   "documentation": "https://www.home-assistant.io/integrations/fronius",
-  "requirements": ["pyfronius==0.4.6"],
+  "requirements": ["pyfronius==0.5.2"],
   "codeowners": ["@nielstron"],
   "iot_class": "local_polling"
 }

requirements_all.txt

@@ -1444,7 +1444,7 @@ pyforked-daapd==0.1.11
 pyfritzhome==0.4.2
 
 # homeassistant.components.fronius
-pyfronius==0.4.6
+pyfronius==0.5.2
 
 # homeassistant.components.ifttt
 pyfttt==0.3