Bump golang.org/x/net from 0.23.0 to 0.29.0

Bumps [golang.org/x/net](https://github.com/golang/net) from 0.23.0 to 0.29.0.
- [Commits](golang/net@v0.23.0...v0.29.0)

---
updated-dependencies:
- dependency-name: golang.org/x/net
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -2,4 +2,4 @@ module github.com/sunshineplan/httpproxy
 
 go 1.23
 
-require golang.org/x/net v0.23.0
+require golang.org/x/net v0.29.0

go.sum

@@ -1,2 +1,2 @@
-golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
-golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
+golang.org/x/net v0.29.0 h1:5ORfpBpCs4HzDYoodCDBbwHzdR5UrLBZ3sOnUJmFoHo=
+golang.org/x/net v0.29.0/go.mod h1:gLkgy8jTGERgjzMic6DS9+SP0ajcu6Xu3Orq/SpETg0=