feat: configure limit type (#1482)

* Add limit type field selection

* Take into account LimitType to generate SQL request for Line graph

Also, add LimitType in default configuration for console

* Take into account LimitType to generate SQL request for Sankey graph

* Refactor on SQL query used by line and sankey

* Add limitType description in doc

* Order by max in graphLine when limitType max is used

* Fix query when using top max

Revert some modifications, as they were no longer relevant with the query fixed.

* Rework way to sort by max in line graph type

* Add configuration validation on LimitType

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Co-authored-by: Dimitri Baudrier <github.52grm@simplelogin.com>

console/config_test.go

@@ -26,6 +26,7 @@ func TestConfigHandler(t *testing.T) {
 					"filter":         "InIfBoundary = external",
 					"dimensions":     []string{"SrcAS"},
 					"limit":          10,
+					"limitType":      "Avg",
 					"bidirectional":  false,
 					"previousPeriod": false,
 				},