Upgrade k8s.io/client-go to version 2

vendor/gopkg.in/yaml.v2/encode.go

@@ -2,6 +2,7 @@ package yaml
 
 import (
 	"encoding"
+	"fmt"
 	"reflect"
 	"regexp"
 	"sort"
@@ -164,6 +165,22 @@ func (e *encoder) structv(tag string, in reflect.Value) {
 			e.flow = info.Flow
 			e.marshal("", value)
 		}
+		if sinfo.InlineMap >= 0 {
+			m := in.Field(sinfo.InlineMap)
+			if m.Len() > 0 {
+				e.flow = false
+				keys := keyList(m.MapKeys())
+				sort.Sort(keys)
+				for _, k := range keys {
+					if _, found := sinfo.FieldsMap[k.String()]; found {
+						panic(fmt.Sprintf("Can't have key %q in inlined map; conflicts with struct field", k.String()))
+					}
+					e.marshal("", k)
+					e.flow = false
+					e.marshal("", m.MapIndex(k))
+				}
+			}
+		}
 	})
 }