Using cloned transport in retryClient (#149)

internal/provider/data_source_http.go

@@ -224,10 +224,6 @@ func (d *httpDataSource) Read(ctx context.Context, req datasource.ReadRequest, r
 		clonedTr.TLSClientConfig.RootCAs = caCertPool
 	}
 
-	client := &http.Client{
-		Transport: clonedTr,
-	}
-
 	var retry retryModel
 
 	if !model.Retry.IsNull() && !model.Retry.IsUnknown() {
@@ -248,8 +244,7 @@ func (d *httpDataSource) Read(ctx context.Context, req datasource.ReadRequest, r
 	}
 
 	retryClient := retryablehttp.NewClient()
-	// TODO: Can we just assign the transport rather than the client?
-	retryClient.HTTPClient = client
+	retryClient.HTTPClient.Transport = clonedTr
 	retryClient.Logger = levelledLogger{ctx}
 	retryClient.RetryMax = int(retry.Attempts.ValueInt64())
 	retryClient.CheckRetry = func(ctx context.Context, resp *http.Response, err error) (bool, error) {