[chore]: Bump github.com/uptrace/bun from 1.2.6 to 1.2.8

Bumps [github.com/uptrace/bun](https://github.com/uptrace/bun) from 1.2.6 to 1.2.8.
- [Release notes](https://github.com/uptrace/bun/releases)
- [Changelog](https://github.com/uptrace/bun/blob/master/CHANGELOG.md)
- [Commits](https://github.com/uptrace/bun/compare/v1.2.6...v1.2.8)

---
updated-dependencies:
- dependency-name: github.com/uptrace/bun
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/github.com/uptrace/bun/query_raw.go

@@ -10,8 +10,9 @@ import (
 type RawQuery struct {
 	baseQuery
 
-	query string
-	args  []interface{}
+	query   string
+	args    []interface{}
+	comment string
 }
 
 // Deprecated: Use NewRaw instead. When add it to IDB, it conflicts with the sql.Conn#Raw
@@ -56,6 +57,12 @@ func (q *RawQuery) Scan(ctx context.Context, dest ...interface{}) error {
 	return err
 }
 
+// Comment adds a comment to the query, wrapped by /* ... */.
+func (q *RawQuery) Comment(comment string) *RawQuery {
+	q.comment = comment
+	return q
+}
+
 func (q *RawQuery) scanOrExec(
 	ctx context.Context, dest []interface{}, hasDest bool,
 ) (sql.Result, error) {
@@ -90,6 +97,8 @@ func (q *RawQuery) scanOrExec(
 }
 
 func (q *RawQuery) AppendQuery(fmter schema.Formatter, b []byte) ([]byte, error) {
+	b = appendComment(b, q.comment)
+
 	return fmter.AppendQuery(b, q.query, q.args...), nil
 }