Fixed docs inaccuracy: OptionalOrDefault => OptionalWithDefault (#6786)

Author: asmyasnikov

ydb/docs/en/core/dev/example-app/go/index.md

@@ -227,13 +227,13 @@ err = c.Do(ctx,
         return err
       }
       for res.NextRow() {
-        // named.OptionalOrDefault enables you to "deploy" optional
+        // named.OptionalWithDefault enables you to "deploy" optional
         // results or use the default type value in Go
         err = res.ScanNamed(
           named.Required("series_id", &seriesID),
-          named.OptionalOrDefault("season_id", &seasonID),
-          named.OptionalOrDefault("title", &title),
-          named.OptionalOrDefault("first_aired", &date),
+          named.OptionalWithDefault("season_id", &seasonID),
+          named.OptionalWithDefault("title", &title),
+          named.OptionalWithDefault("first_aired", &date),
         )
         if err != nil {
           return err
@@ -247,4 +247,4 @@ err = c.Do(ctx,
 if err != nil {
   // handling a query execution error
 }
-```
+```

ydb/docs/ru/core/dev/example-app/go/index.md

@@ -227,13 +227,13 @@ err = c.Do(ctx,
         return err
       }
       for res.NextRow() {
-        // named.OptionalOrDefault позволяет "развернуть" опциональные
+        // named.OptionalWithDefault позволяет "развернуть" опциональные
         // результаты или использовать дефолтное значение типа go
         err = res.ScanNamed(
           named.Required("series_id", &seriesID),
-          named.OptionalOrDefault("season_id", &seasonID),
-          named.OptionalOrDefault("title", &title),
-          named.OptionalOrDefault("first_aired", &date),
+          named.OptionalWithDefault("season_id", &seasonID),
+          named.OptionalWithDefault("title", &title),
+          named.OptionalWithDefault("first_aired", &date),
         )
         if err != nil {
           return err