Removed duplicate links of the https://www.who.int/ in country lists

[RandomGuy48]

Since www.who.int is already in https on the global test list, the URLs that were removed are considered as duplicates:

bd.csv

• http://www.searo.who.int/ redirects into https://www.who.int/southeastasia/
• http://www.who.int/reproductive-health/publications/towards_adulthood/30.pdf Page cannot be found
• http://www.who.int/substance_abuse/publications/en/bangladesh.pdf Page cannot be found

cis.csv & ua.csv

• http://www.euro.who.int/
• http://www.who.dk/
• http://www.who.int/topics/family_planning/ru/ Page cannot be found

cn.csv

• https://www.who.int/zh/emergencies/diseases/novel-coronavirus-2019

et.csv

• https://www.who.int/countries/eth/en/

hu.csv

• https://www.euro.who.int/en/countries/hungary/

id.csv

• https://www.who.int/indonesia/health-topics/hiv-aids/

kr.csv

• http://www.who.int/countries/kor/en/

ml.csv

• http://www.who.int/countries/mli/fr/

mm.csv & th.csv

• https://www.who.int/southeastasia/

mr.csv

• http://www.who.int/countries/mrt/en/

my.csv

• https://www.who.int/southeastasia/
• http://www.searo.who.int/ redirects into https://www.who.int/southeastasia/

pk.csv

• https://www.who.int/countries/pak/en/

ru.csv, tm.csv & uz.csv

• http://www.euro.who.int/ru/home/
• http://www.who.int/topics/family_planning/ru/ Page cannot be found

sl.csv

• http://www.who.int/features/2012/cholera_sierra_leone/en/ Page cannot be found
• http://www.who.int/mediacentre/news/releases/2017/sierra-leone-cholera-vaccination/en/

vn.csv

• https://www.who.int/vietnam/vi/

Note that http://www.euro.who.int/ and http://www.who.dk/ are no longer functional. https://www.who.int/europe/home?v=welcome is the new WHO Europe region.