Add priority class to kind sorter

Signed-off-by: Stepan Dohnal <stepan.dohnal@datamole.cz>
(cherry picked from commit f46eaf2)

pkg/releaseutil/kind_sorter.go

@@ -29,6 +29,7 @@ type KindSortOrder []string
 //
 // Those occurring earlier in the list get installed before those occurring later in the list.
 var InstallOrder KindSortOrder = []string{
+	"PriorityClass",
 	"Namespace",
 	"NetworkPolicy",
 	"ResourceQuota",
@@ -105,6 +106,7 @@ var UninstallOrder KindSortOrder = []string{
 	"ResourceQuota",
 	"NetworkPolicy",
 	"Namespace",
+	"PriorityClass",
 }
 
 // sort manifests by kind.

pkg/releaseutil/kind_sorter_test.go

@@ -169,15 +169,19 @@ func TestKindSorter(t *testing.T) {
 			Name: "x",
 			Head: &SimpleHead{Kind: "HorizontalPodAutoscaler"},
 		},
+		{
+			Name: "F",
+			Head: &SimpleHead{Kind: "PriorityClass"},
+		},
 	}
 
 	for _, test := range []struct {
 		description string
 		order       KindSortOrder
 		expected    string
 	}{
-		{"install", InstallOrder, "aAbcC3deEf1gh2iIjJkKlLmnopqrxstuUvw!"},
-		{"uninstall", UninstallOrder, "wvUmutsxrqponLlKkJjIi2hg1fEed3CcbAa!"},
+		{"install", InstallOrder, "FaAbcC3deEf1gh2iIjJkKlLmnopqrxstuUvw!"},
+		{"uninstall", UninstallOrder, "wvUmutsxrqponLlKkJjIi2hg1fEed3CcbAaF!"},
 	} {
 		var buf bytes.Buffer
 		t.Run(test.description, func(t *testing.T) {