Rename CallProvider.tsx to CallManager.tsx

Change-Id: I8771b114639decb0996a54229644d0b83fea4778
diff --git a/client/src/contexts/CallManagerProvider.tsx b/client/src/contexts/CallManagerProvider.tsx
index 8f44a1b..5ec7720 100644
--- a/client/src/contexts/CallManagerProvider.tsx
+++ b/client/src/contexts/CallManagerProvider.tsx
@@ -19,8 +19,8 @@
 import { createOptionalContext } from '../hooks/createOptionalContext';
 import { useUrlParams } from '../hooks/useUrlParams';
 import { ConversationRouteParams } from '../router';
+import { ICallManager, useCallManager } from '../services/CallManager';
 import { WithChildren } from '../utils/utils';
-import { ICallManager, useCallManager } from './CallProvider';
 
 const optionalCallManagerContext = createOptionalContext<ICallManager>('CallManagerContext');
 export const useCallManagerContext = optionalCallManagerContext.useOptionalContext;