Add missing synchronized

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/network/ApiInterceptor.kt

@@ -44,6 +44,7 @@ internal class ApiInterceptor @Inject constructor() : Interceptor {
 
         val response = chain.proceed(request)
 
+        synchronized(apiResponseListenersMap) {
             findApiPath(path, method)?.let { apiPath ->
                 response.peekBody(Long.MAX_VALUE).string().let { networkResponse ->
                     apiResponseListenersMap[apiPath]?.forEach { listener ->
@@ -53,6 +54,7 @@ internal class ApiInterceptor @Inject constructor() : Interceptor {
                     }
                 }
             }
+        }
 
         return response
     }