Update to Go 1.21.3
- Update bundled-deps.sh to generate a proper output.
- Add 0001-Modify-go.env.patch that modifies the go.env file to change GOPROXY, GOSUMDB, and GOTOOLCHAIN settings.
- Delete 0002-syscall-expose-IfInfomsg.X__ifi_pad-on-s390x.patch.