Adjust BWC for recovery translog stats

Relates #43463

Author: dnhatn

server/src/main/java/org/elasticsearch/indices/recovery/RecoveryState.java

@@ -471,7 +471,7 @@ public Translog(StreamInput in) throws IOException {
             recovered = in.readVInt();
             total = in.readVInt();
             totalOnStart = in.readVInt();
-            if (in.getVersion().onOrAfter(Version.V_8_0_0)) {
+            if (in.getVersion().onOrAfter(Version.V_7_4_0)) {
                 totalLocal = in.readVInt();
             }
         }
@@ -482,7 +482,7 @@ public void writeTo(StreamOutput out) throws IOException {
             out.writeVInt(recovered);
             out.writeVInt(total);
             out.writeVInt(totalOnStart);
-            if (out.getVersion().onOrAfter(Version.V_8_0_0)) {
+            if (out.getVersion().onOrAfter(Version.V_7_4_0)) {
                 out.writeVInt(totalLocal);
             }
         }