Update loft utils for helm v4

Signed-off-by: Ryan Swanson <ryan.swanson@loft.sh>

# Conflicts:
#	go.mod
#	go.sum
#	vendor/github.com/otiai10/copy/README.md
#	vendor/github.com/otiai10/copy/copy.go
#	vendor/github.com/otiai10/copy/copy_namedpipes.go
#	vendor/github.com/otiai10/copy/copy_namedpipes_x.go
#	vendor/github.com/otiai10/copy/fileinfo_go1.15.go
#	vendor/github.com/otiai10/copy/options.go
#	vendor/github.com/otiai10/copy/permission_control.go
#	vendor/github.com/otiai10/copy/preserve_ltimes.go
#	vendor/github.com/otiai10/copy/preserve_ltimes_x.go
#	vendor/github.com/otiai10/copy/preserve_owner.go
#	vendor/github.com/otiai10/copy/preserve_owner_x.go
#	vendor/github.com/otiai10/copy/stat_times.go
#	vendor/github.com/otiai10/copy/stat_times_darwin.go
#	vendor/github.com/otiai10/copy/stat_times_freebsd.go
#	vendor/github.com/otiai10/copy/stat_times_js.go
#	vendor/github.com/otiai10/copy/stat_times_windows.go
#	vendor/github.com/otiai10/copy/stat_times_x.go
#	vendor/github.com/otiai10/copy/test_setup.go
#	vendor/github.com/otiai10/copy/test_setup_x.go
#	vendor/modules.txt