Use the list of country names from metrics.

Use the list of country names from metrics.

git diff is not very helpful for single-line files, so here's what
changed:

< Bolivia, Plurinational State of:BO
> Bolivia:BO

< Brunei Darussalam:BN
> Brunei:BN

< Holy See (Vatican City State):VA
> Vatican City:VA

< Iran, Islamic Republic of:IR
> Iran:IR

< Korea, Democratic People's Republic of:KP
> North Korea:KP

< Lao People's Democratic Republic:LA
> Laos:LA

< Macao:MO
> Macau:MO

< Macedonia, the former Yugoslav Republic of:MK
> Macedonia:MK

< Myanmar:MM
> Burma:MM

< Palestinian Territory, Occupied:PS
> Palestinian Territory:PS

< Pitcairn:PN
> Pitcairn Islands:PN

< Russian Federation:RU
> Russia:RU

< Saint Helena, Ascension and Tristan da Cunha:SH
> Saint Helena:SH

< Saint Barthélemy:BL
> Saint Bartelemey:BL

< Saint Martin (French part):MF
> Saint Martin:MF

< Suritext:SR
> Suriname:SR

< Taiwan, Province of China:TW
> Taiwan:TW

< Timor-Leste:TL
> East Timor:TL

< Venezuela, Bolivarian Republic of:VE
> Venezuela:VE

< Viet Nam:VN
> Vietnam:VN

The following names have not been changed, because they were mainly about
formatting or because there was no equivalent in either country list:

< Åland Islands:AX
> Aland Islands:AX

< Bonaire, Sint Eustatius and Saba:BQ

> Congo, The Democratic Republic of the:CD
< Congo, the Democratic Republic of the:CD

< Côte d'Ivoire:CI
> C&#244;te d'Ivoire:CI

< Curaçao:CW

> France, Metropolitan:FX

> Netherlands Antilles:AN

< Réunion:RE
> Reunion:RE

< Sao Tome and Principe:ST
> S&#227;o Tom&#233; and Pr&#237;ncipe:ST

< Sint Maarten (Dutch part):SX