Update code_nace.txt

dev/resources/iso-normes/code_nace.txt

@@ -1 +1,5 @@
-http://ec.europa.eu/eurostat/ramon/nomenclatures/index.cfm?TargetUrl=LST_CLS_DLD&StrNom=NACE_REV2&StrLanguageCode=FR&StrLayoutCode=#
+NACE 
+
+https://ec.europa.eu/eurostat/ramon/nomenclatures/index.cfm?TargetUrl=LST_CLS_DLD&StrNom=NACE_REV2&StrLanguageCode=EN&StrLayoutCode=
+
+https://en.wikipedia.org/wiki/Statistical_Classification_of_Economic_Activities_in_the_European_Community