Don't catch json errors

brian_dashboard_manager/grafana/utils/request.py

 import requests
-import json
 
 
 class Request(object):
@@ -20,10 +19,7 @@ class Request(object):
             **kwargs
         )
         r.raise_for_status()
-        try:
-            return r.json()
-        except json.JSONDecodeError:
-            return None
+        return r.json()
 
     def post(self, endpoint: str, headers=None, **kwargs):
 
@@ -33,10 +29,8 @@ class Request(object):
             **kwargs
         )
         r.raise_for_status()
-        try:
-            return r.json()
-        except json.JSONDecodeError:
-            return None
+
+        return r.json()
 
     def put(self, endpoint: str, headers=None, **kwargs):
 
@@ -46,10 +40,7 @@ class Request(object):
             **kwargs
         )
         r.raise_for_status()
-        try:
-            return r.json()
-        except json.JSONDecodeError:
-            return None
+        return r.json()
 
     def delete(self, endpoint: str, headers=None, **kwargs):
 
@@ -59,10 +50,8 @@ class Request(object):
             **kwargs
         )
         r.raise_for_status()
-        try:
-            return r.json()
-        except json.JSONDecodeError:
-            return None
+
+        return r.json()
 
 
 class AdminRequest(Request):