changing identifiers for newly implemented min and max functions

Signed-off-by: samuelgrant123 <[email protected]>

Author: samuelgrant123

api/prometheus/v1/api.go

@@ -692,9 +692,9 @@ type TSDBHeadStats struct {
 
 // WalReplayStatus represents the wal replay status.
 type WalReplayStatus struct {
-	Min     int `json:"min"`
-	Max     int `json:"max"`
-	Current int `json:"current"`
+	StartOffset int `json:"startOffset"`
+	EndOffset   int `json:"endOffset"`
+	Current     int `json:"current"`
 }
 
 // Stat models information about statistic value.