Bump golang.org/x/mod

Bumps the go-dependencies group with 1 update in the /packager directory: [golang.org/x/mod](https://github.com/golang/mod).


Updates `golang.org/x/mod` from 0.37.0 to 0.38.0
- [Commits](golang/mod@v0.37.0...v0.38.0)

---
updated-dependencies:
- dependency-name: golang.org/x/mod
  dependency-version: 0.38.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: go-dependencies
...

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

Author: dependabot[bot]

packager/go.mod

@@ -4,4 +4,4 @@ go 1.25.0
 
 toolchain go1.25.7
 
-require golang.org/x/mod v0.37.0
+require golang.org/x/mod v0.38.0

packager/go.sum

@@ -1,4 +1,4 @@
-golang.org/x/mod v0.37.0 h1:vF1DjpVEshcIqoEaauuHebaLk1O1forxjxBaVn884JQ=
-golang.org/x/mod v0.37.0/go.mod h1:m8S8VeM9r4dzDwjrKO0a1sZP3YjeMamRRlD+fmR2Q/0=
-golang.org/x/tools v0.45.0 h1:18qN3FAooORvApf5XjCXgsuayZOEtXf6JK18I3+ONa8=
-golang.org/x/tools v0.45.0/go.mod h1:LuUGqqaXcXMEFEruIVJVm5mgDD8vww/z/SR1gQ4uE/0=
+golang.org/x/mod v0.38.0 h1:MECBjubtXD7yj4HrhIUcywNaGeNVUdfVnxmPajOk4yk=
+golang.org/x/mod v0.38.0/go.mod h1:V6Xz0pq8TQ3dGqVQ1FVHuelZpAL0uNhSkk9ogYP3c40=
+golang.org/x/tools v0.47.0 h1:7Kn5x/d1svx/PzryTsqeoZN4TZwqeH5pGWjefhLi/1Q=
+golang.org/x/tools v0.47.0/go.mod h1:dFHnyTvFWY212G+h7ZY4Vsp/K3U4/7W9TyVaAul8uCA=