NEW FEATURE: Order changes based on the record dependencies (#2419)

Co-authored-by: Tom Limoncelli <tlimoncelli@stackoverflow.com>
Co-authored-by: Tom Limoncelli <tal@whatexit.org>

pkg/dnssort/result.go

@@ -0,0 +1,8 @@
+package dnssort
+
+import "github.com/StackExchange/dnscontrol/v4/pkg/dnsgraph"
+
+type SortResult[T dnsgraph.Graphable] struct {
+	SortedRecords     []T
+	UnresolvedRecords []T
+}