Update vendoring entries
Update vendoring entries

Fix missing checksums.
* `github.com/kolo/xmlrpc`
* `github.com/prometheus/client_model/go`
* `github.com/soundcloud/go-runit/runit`

bs-github/node_exporter,siavashs/node_exporter,knweiss/node_exporter,bs-github/node_exporter,ema/node_exporter,Jean-Daniel/node_exporter,prometheus/node_exporter,knweiss/node_exporter,chosenken/node_exporter,siavashs/node_exporter,ema/node_exporter,joehandzik/node_exporter,joehandzik/node_exporter,joehandzik/node_exporter,siavashs/node_exporter,siavashs/node_exporter,knweiss/node_exporter,knweiss/node_exporter,ema/node_exporter,bs-github/node_exporter,chosenken/node_exporter,joehandzik/node_exporter,Jean-Daniel/node_exporter,derekmarcotte/node_exporter,derekmarcotte/node_exporter,chosenken/node_exporter,prometheus/node_exporter,ema/node_exporter,bs-github/node_exporter,Jean-Daniel/node_exporter,derekmarcotte/node_exporter,prometheus/node_exporter,Jean-Daniel/node_exporter,chosenken/node_exporter,derekmarcotte/node_exporter